someone said kde4 is trying to start kde5. What can I do to get it right.

Xsession: X session started for balogun at Sun Aug 24 12:36:21 EDT 2014
localuser:balogun being added to access control list
Script for none started at run_im.
Script for auto started at run_im.
Script for default started at run_im.
Failed to connect to the VirtualBox kernel service
Failed to connect to the VirtualBox kernel service
Failed to connect to the VirtualBox kernel service
Failed to connect to the VirtualBox kernel service
Failed to connect to the VirtualBox kernel service
Script for none started at run_im.
Script for auto started at run_im.
Script for default started at run_im.
startkde: Starting up...
kdeinit5: preparing to launch 'libkdeinit5_klauncher'
kdeinit5: Launched KLauncher, pid = 2280, result = 0
Qt: Session management error: networkIdsList argument is NULL
Connecting to deprecated signal QDBusConnectionInterface::serviceOwnerChanged(QString,QString,QString)
kdeinit5: opened connection to :0
kdeinit5: preparing to launch 'libkdeinit5_kded5'
kdeinit5: Launched KDED, pid = 2282 result = 0
kdeinit5: preparing to launch 'libkdeinit5_kcminit_startup'
Qt: Session management error: networkIdsList argument is NULL
kdeinit5: Launched 'kcminit_startup', pid = 2283 result = 0
"Theme tree: (Nuvola theme)"
Available methods: ("Stat", "FAM", "INotify", "QFileSystemWatcher") preferred= INotify
kdeinit5: Got EXT_EXEC '/opt/project-neon5/bin/kbuildsycoca5' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/kbuildsycoca5'
KXMessages used on non-X11 platform! This is an application bug.
"Theme tree: (Nuvola theme)"
KXMessages used on non-X11 platform! This is an application bug.
kbuildsycoca5 running...
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
checking file timestamps
timestamp changed: "/usr/share/applications/openjdk-7-policytool.desktop"
Reusing existing ksycoca
Recreating ksycoca file ("/home/balogun/.project-neon5-kde/cache/ksycoca5", version 300)
The desktop entry file "plasma-wallpaper.desktop" has Type= "ServiceType" instead of "Application" or "Service"
Invalid Service : "plasma-wallpaper.desktop"
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
kdeinit5: Got SETENV 'KDE_MULTIHEAD=false' from launcher.
kdeinit5: PID 2283 terminated.
kdeinit5: Got KWRAPPER 'ksmserver' from wrapper.
kdeinit5: preparing to launch 'libkdeinit5_ksmserver'
KXMessages used on non-X11 platform! This is an application bug.
KXMessages used on non-X11 platform! This is an application bug.
Qt: Session management error: networkIdsList argument is NULL
Configuring Lock Action
Still in the time dict (i.e. deleted files) ("apps")
Menu "applications-kmenuedit.menu" not found.
modified: "/usr/share/applications/openjdk-7-policytool.desktop"
modified: "/usr/share/applications/itweb-settings.desktop"
modified: "/usr/share/applications/totem.desktop"
modified: "/usr/share/applications/gnome-mplayer.desktop"
modified: "/usr/share/applications/yelp.desktop"
XSync seems available and ready
XSync Inited
Supported, init completed
Saving
Emitting notifyDatabaseChanged ("apps", "apps")
kdeinit5: PID 2291 terminated.
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
Added Dir "/opt/project-neon5/share/kservicetypes5" for "" ["KDirWatch-1"]
Added Dir "/home/balogun/.project-neon5-kde//local/share/mime" for "" ["KDirWatch-1"]
Added Dir "/home/balogun/.project-neon5-kde/local/share/mime/application" for "" ["KDirWatch-1"]
Added Dir "/home/balogun/.project-neon5-kde/local/share/mime/packages" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/mime" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/mime/packages" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/all" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/application" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/audio" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/image" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/inode" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/message" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/model" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/multipart" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/packages" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/text" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/uri" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/video" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/x-content" for "" ["KDirWatch-1"]
Added Dir "/usr/share/mime/x-epoc" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/kservices5" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/kservices5/kded" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/kservices5/kwin" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/kservices5/qimageioplugins" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/kservices5/searchproviders" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/kservices5/ServiceMenus" for "" ["KDirWatch-1"]
Added Dir "/etc/xdg/menus" for "" ["KDirWatch-1"]
Added Dir "/etc/xdg/menus/applications-merged" for "" ["KDirWatch-1"]
Added Dir "/home/balogun/.project-neon5-kde/local/share/applications" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/etc/xdg/menus" for "" ["KDirWatch-1"]
Added Dir "/opt/project-neon5/share/applications" for "" ["KDirWatch-1"]
Added Dir "/usr/local/share/applications" NotExisting for "" ["KDirWatch-1"]
Added Dir "/usr/local/share" for "/usr/local/share/applications" [""]
Added Dir "/usr/share/applications" for "" ["KDirWatch-1"]
Added Dir "/usr/share/applications/kde4" for "" ["KDirWatch-1"]
Added Dir "/usr/share/project-neon5/applications" NotExisting for "" ["KDirWatch-1"]
Added Dir "/usr/share/project-neon5" NotExisting for "/usr/share/project-neon5/applications" [""]
Added Dir "/usr/share" for "/usr/share/project-neon5" [""]
Successfully loaded module "powerdevil"
kscreen: Loading backend
kscreen.xrandr11: This backend is only for XRandR 1.1, your version is: 1 . 4
kscreen: Skipping "XRandR 1.1" backend
kscreen.xcb.helper: Detected XRandR 1.4
kscreen.xcb.helper: Event Base: 89
kscreen.xcb.helper: Event Error: 147
kscreen: Loading "XRandR" backend
Successfully loaded module "kscreen"
Successfully loaded module "kded_ksysguard"
Successfully loaded module "networkmanagement"
Successfully loaded module "statusnotifierwatcher"
Fetched layout groups from X server: layouts: ("us") variants: ("")
Parsing xkb rules from "/usr/share/X11/xkb/rules/evdev.xml"
xkbConfigRegistry version "1.1"
"Trying to convert empty KLocalizedString to QString."
"Trying to convert empty KLocalizedString to QString."
"Trying to convert empty KLocalizedString to QString."
Parsing xkb rules from "/usr/share/X11/xkb/rules/evdev.extras.xml"
Merged from extra rules: 35 layouts, 0 models, 0 option groups
kded5: Configuring keyboard
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: Cleaning component shortcuts on load false
Keyboard kded daemon is compiled without XInput, xkb configuration will be reset when new keyboard device is plugged in!
qCoreApp QApplication(0x7fff3a1022e0)
kded5: loginMode: ""
kded5: Failed to open layout memory xml file for reading "/home/balogun/.project-neon5-kde/local/share/kxkb/session/keyboard/layout_memory.xml" error: 5
Successfully loaded module "keyboard"
Added Dir "/opt/project-neon5/share/kconf_update" for "" ["KDirWatch-2"]
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
kdeinit5: Got EXEC_NEW '/opt/project-neon5/lib/x86_64-linux-gnu/libexec/kf5/kconf_update' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/lib/x86_64-linux-gnu/libexec/kf5/kconf_update'
kdeinit5: PID 2298 terminated.
"Theme tree: (Nuvola theme)"
kded5: Loading UPower backend...
kded5: UPower service, org.freedesktop.UPower , is not registered on the bus. Trying to find out if it is activated.
kded5: UPower was found, activating service...
kded5: Success!
kded5: Backend loaded, loading core
kded5: Core loaded, initializing backend
No outputs have backlight property
kded5: Using helper
Created alarm 25165825
"/run/user/1000/KSMserver"
kdeinit5: Got SETENV 'SESSION_MANAGER=local/balogun-VGN-FW520F:@/tmp/.ICE-unix/2293,unix/balogun-VGN-FW520F:/tmp/.ICE-unix/2293' from launcher.
ksmserver: KSMServer: SetAProc_loc: conn 0 , prot= local , file= @/tmp/.ICE-unix/2293
ksmserver: KSMServer: SetAProc_loc: conn 1 , prot= unix , file= /tmp/.ICE-unix/2293
ksmserver: KSMServer::restoreSession "saved at previous logout"
Applying config
Part of the Id: "LVDS"
Applying known config
Part of the Id: "LVDS"
Finding a mode with:
QSize(1600, 900)
"59.9993553161621"
kscreen.xrandr: Disabled/Disconnected output: "VGA-0"
kscreen.xrandr: Disabled/Disconnected output: "HDMI-0"
kscreen.xrandr: Output: "LVDS" Size: QSize(1600, 900) Pos: QPoint(0,0)
kscreen.xrandr: Requested screen size is QSize(1600, 900)
kscreen.xrandr: 1
kscreen.xrandr: Actions to perform:
kscreen.xrandr: Primary Output: 81
kscreen.xrandr: Screen Size: false
kscreen.xrandr: Disable outputs: false
kscreen.xrandr: Change outputs: false
kscreen.xrandr: Enable outputs: false
"Theme tree: (Nuvola theme)"
QDBusConnection: name 'org.kde.kglobalaccel' had owner '' but we thought it was ':1.8'
detected kglobalaccel restarting, re-registering all shortcut keys
Session path: "/org/freedesktop/login1/session/c2"
kscreen.xcb.helper: OUTPUT CHANGE
kscreen.xcb.helper: Output: 81
kscreen.xcb.helper: CRTC: 79
kscreen.xcb.helper: Mode: 85
kscreen.xcb.helper: Rotation: "RR_Rotate_0"
kscreen.xcb.helper: Connection: "RR_Connected"
kscreen.xcb.helper: Subpixel Order: 1
Monitor for changes: true
kdeinit5: Got EXEC_NEW '/opt/project-neon5/bin/baloo_file' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/baloo_file'
kdeinit5: Got EXEC_NEW '/opt/project-neon5/bin/krunner' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/krunner'
kdeinit5: Got EXEC_NEW '/opt/project-neon5/bin/plasmashell' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/plasmashell'
Available methods: ("Stat", "FAM", "INotify", "QFileSystemWatcher") preferred= INotify
Added File "/home/balogun/.project-neon5-kde//config/plasmarc" for "" ["KDirWatch-1"]
"Theme tree: (Nuvola theme)"
QMetaProperty::read: Unable to handle unregistered datatype 'QQmlListProperty<QObject>' for property 'QQuickWindow::data'
"Theme tree: (Nuvola theme)"
Extensions: shape: 0x "11" composite: 0x "4" render: 0x "b" fixes: 0x "50" randr: 0x "14" sync: 0x "31" damage: 0x "11"

org.kde.kactivities.lib.core: Should we start the daemon?
org.kde.kactivities.lib.core: Starting the activity manager daemon
"Theme tree: (Nuvola theme)"
ksmserver: Autostart 0 done
Trying to load decoration plugin "aurorae"
kcontrol: Initializing "kcm_bell" : "kcminit_bell"
Added File "/home/balogun/.project-neon5-kde//config/kdeglobals" for "" ["KDirWatch-1"]
kcontrol: Initializing "kcm_style" : "kcminit_style"
Module 'org.kde.kwin.decoration' does not contain a module identifier directive - it cannot be protected from external registrations.
kdeinit5: Got SETENV 'GTK_RC_FILES=/etc/gtk/gtkrc:/home/balogun/.gtkrc:/home/balogun/.project-neon5-kde/config/gtkrc' from launcher.
kdeinit5: Got SETENV 'GTK2_RC_FILES=/etc/gtk-2.0/gtkrc:/home/balogun/.gtkrc-2.0:/home/balogun/.project-neon5-kde/config/gtkrc-2.0' from launcher.
"Theme tree: (Nuvola theme)"
"Theme tree: (Nuvola theme)"
aurorae: No button for: "restore"
aurorae: No button for: "alldesktops"
aurorae: No button for: "keepabove"
aurorae: No button for: "keepbelow"
aurorae: No button for: "shade"
aurorae: No button for: "help"
org.kde.kactivities.activities: Starting the KDE Activity Manager daemon QDateTime("2014-08-24 12:36:38.412 EDT Qt::LocalTime")
Available methods: ("Stat", "FAM", "INotify", "QFileSystemWatcher") preferred= INotify
Added File "/home/balogun/.project-neon5-kde//config/plasmarc" for "" ["KDirWatch-1"]
kcontrol: Initializing "kcm_access" : "kcminit_access"
"/home/balogun/.project-neon5-kde//local/share/baloo/file/" true
kdeinit5: Got EXEC_NEW '/opt/project-neon5/bin/kaccess' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/kaccess'
screens: 1 desktops: 4
Done.
screens: 1 desktops: 4
Done.
screens: 1 desktops: 4
Done.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
unnamed app: Xlib XKB extension major= 1 minor= 0
kcontrol: Initializing "kcm_input" : "kcminit_mouse"
Initializing OpenGL compositing
kdeinit5: Got SETENV 'XCURSOR_THEME=oxy-yellow' from launcher.
kdeinit5: Got SETENV 'XCURSOR_SIZE=24' from launcher.
ksmserver: Kcminit phase 1 done
kdeinit5: Got EXEC_NEW '/usr/bin/kmixctrl' from launcher.
kdeinit5: preparing to launch '/usr/bin/kmixctrl'
"Theme tree: (Nuvola theme)"
unnamed app: X server XKB extension major= 1 minor= 0
Drawable visual (depth 24 ): 0x "206"
Drawable visual (depth 32 ): 0x "63"
Buffer visual (depth 24 ): 0x "208"
OpenGL vendor string: X.Org
OpenGL renderer string: Gallium 0.4 on AMD RV730
OpenGL version string: 3.0 Mesa 10.1.3
OpenGL shading language version string: 1.30
Driver: R600G
GPU class: R700
OpenGL version: 3.0
GLSL version: 1.30
Mesa version: 10.1.3
X server version: 1.15.1
Linux kernel version: 3.13
Requires strict binding: no
GLSL shaders: yes
Texture NPOT support: yes
Virtual Machine: no
Direct rendering: true

Color correction: false
OpenGL 2 compositing successfully initialized
kdeinit5: PID 2424 terminated.
kdeinit5: Got EXEC_NEW '/opt/project-neon5/bin/kwrited' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/kwrited'
ksmserver: Autostart 1 done
kdeinit5: Got EXEC_NEW '/opt/project-neon5/bin/kactivitymanagerd' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/bin/kactivitymanagerd'
QObject::connect: No such signal org::freedesktop::UPower::DeviceAdded(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:72
QObject::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:74
Vertical Refresh rate 60 Hz
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
kwrited: listening on device /dev/pts/2
kdeinit5: Got EXEC_NEW '/usr/bin/kde4' from launcher.
kdeinit5: preparing to launch '/usr/bin/kde4'
Already running
QXcbConnection: XCB error: 3 (BadWindow), sequence: 639, resource id: 37748745, major code: 18 (ChangeProperty), minor code: 0
QXcbConnection: XCB error: 3 (BadWindow), sequence: 645, resource id: 48234502, major code: 18 (ChangeProperty), minor code: 0
QXcbConnection: XCB error: 3 (BadWindow), sequence: 647, resource id: 48234498, major code: 18 (ChangeProperty), minor code: 0
QXcbConnection: XCB error: 3 (BadWindow), sequence: 649, resource id: 48234500, major code: 18 (ChangeProperty), minor code: 0
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
kdeinit5: PID 2438 terminated.
Available methods: ("Stat", "FAM", "INotify", "QFileSystemWatcher") preferred= INotify
Added File "/home/balogun/.project-neon5-kde//config/baloofilerc" for "" ["KDirWatch-1"]
"/home/balogun"
"/home/balogun"

Successfully opened connection to inotify: 22
XSync seems available and ready
XSync Inited
Supported, init completed
Battery
No file queue: suspended or on battery
QDBusConnection: name 'org.freedesktop.UDisks2' had owner '' but we thought it was ':1.33'
"/home/balogun/.xsession-errors"
Created alarm 35651585
"Theme tree: (Nuvola theme)"
Battery
No file queue: suspended or on battery
Successfully loaded built-in effect: "blur"
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
org.kde.kactivities.application: [ OK ] loaded: "Share-Like-Connect"
QInotifyFileSystemWatcherEngine::addPaths: inotify_add_watch failed: No such file or directory
org.kde.kactivities.application: [ OK ] loaded: "Sqlite Feeder"
Successfully loaded built-in effect: "contrast"
Successfully loaded built-in effect: "dashboard"
org.kde.kactivities.application: [ OK ] loaded: "Activity Templates"
Service started, version: 6.2.0
Service started, version: 6.2.0
Successfully loaded scripted effect: "kwin4_effect_dialogparent"
Successfully loaded built-in effect: "desktopgrid"
Successfully loaded scripted effect: "kwin4_effect_translucency"
Successfully loaded built-in effect: "highlightwindow"
Successfully loaded scripted effect: "kwin4_effect_fade"
Successfully loaded built-in effect: "kscreen"
Successfully loaded scripted effect: "kwin4_effect_login"
Successfully loaded built-in effect: "logout"
Successfully loaded scripted effect: "kwin4_effect_maximize"
Successfully loaded built-in effect: "minimizeanimation"
Successfully loaded built-in effect: "presentwindows"
Added File "/home/balogun/.project-neon5-kde//local/share/plasma/desktoptheme/Invisible/metadata.desktop" for "" ["KDirWatch-1"]
Successfully loaded built-in effect: "screenedge"
Successfully loaded built-in effect: "screenshot"
Successfully loaded built-in effect: "slide"
Successfully loaded built-in effect: "slidingpopups"
Successfully loaded built-in effect: "startupfeedback"
Successfully loaded built-in effect: "wobblywindows"
Successfully loaded built-in effect: "zoom"
kdeinit5: Got EXEC_NEW '/usr/bin/akonadi_agent_launcher' from launcher.
kdeinit5: preparing to launch '/usr/bin/akonadi_agent_launcher'
Invalid usage: expected: ./agent_launcher pluginName agentIdentifier
kdeinit5: Got EXEC_NEW '/usr/bin/akonadi_agent_launcher' from launcher.
kdeinit5: preparing to launch '/usr/bin/akonadi_agent_launcher'
kdeinit5: PID 2459 terminated.
kdeinit5: Got EXEC_NEW '/usr/bin/akonadi_agent_launcher' from launcher.
Invalid usage: expected: ./agent_launcher pluginName agentIdentifier
kdeinit5: preparing to launch '/usr/bin/akonadi_agent_launcher'
kdeinit5: PID 2461 terminated.
Invalid usage: expected: ./agent_launcher pluginName agentIdentifier
kdeinit5: Got EXEC_NEW '/usr/bin/akonadi_agent_launcher' from launcher.
kdeinit5: preparing to launch '/usr/bin/akonadi_agent_launcher'
kdeinit5: PID 2463 terminated.
Invalid usage: expected: ./agent_launcher pluginName agentIdentifier
kdeinit5: Got EXEC_NEW '/usr/bin/kaddressbookmigrator' from launcher.
kdeinit5: preparing to launch '/usr/bin/kaddressbookmigrator'
Successfully loaded module "remotedirnotify"
kdeinit5: PID 2464 terminated.
kdeinit5: Got EXEC_NEW '/usr/bin/korgac' from launcher.
kdeinit5: preparing to launch '/usr/bin/korgac'
Added File "/home/balogun/.project-neon5-kde//config/kdeglobals" for "" ["KDirWatch-3"]
Successfully loaded module "kded_platformstatus"
Added File "/home/balogun/.project-neon5-kde//local/share/plasma/desktoptheme/Invisible/metadata.desktop" for "" ["KDirWatch-1"]
QObject::connect: No such signal org::freedesktop::UPower::DeviceAdded(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:72
QObject::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:74
kdeinit5: PID 2466 terminated.
Added File "/home/balogun/.project-neon5-kde//config/krunnerrc" for "" ["KDirWatch-1"]
Added Dir "/home/balogun/.project-neon5-kde/config" for "/home/balogun/.project-neon5-kde//config/kdeglobals" [""]
Added File "/etc/timezone" for "" ["KDirWatch-4"]
Added File "/etc/localtime" for "" ["KDirWatch-4"]
Added Dir "/usr/share/zoneinfo" for "" ["KDirWatch-5"]
Successfully loaded module "ktimezoned"
QObject::connect: No such signal org::freedesktop::UPower::DeviceAdded(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:72
QObject::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:74
"KDirWatch-1" emitting deleted "/home/balogun/.project-neon5-kde//config/kdeglobals"
file:///opt/project-neon5/qml/QtQuick/Controls/Styles/Base/ButtonStyle.qml:153:31: QML Item: Binding loop detected for property "implicitWidth"
file:///opt/project-neon5/qml/QtQuick/Controls/Styles/Base/ButtonStyle.qml:153:31: QML Item: Binding loop detected for property "implicitWidth"
Added File "General" NotExisting for "" ["KDirWatch-1"]
Added Dir "General/.." NotExisting for "General" [""]
Added Dir ".." for "General/.." [""]
Successfully loaded module "solidautoeject"
"KDirWatch-1" emitting created "/home/balogun/.project-neon5-kde//config/kdeglobals"
settingsFile: "/home/balogun/.project-neon5-kde//config/kdeglobals"
settingsFile: "/home/balogun/.project-neon5-kde//config/kdeglobals"
Trying to open ksycoca from "/home/balogun/.project-neon5-kde//cache/ksycoca5"
Loading runner: "webshortcuts"
Successfully loaded module "khotkeys"
Successfully loaded module "networkstatus"
Successfully loaded module "freespacenotifier"
kdeinit5: Got EXEC_NEW 'conky' from launcher.
ksmserver: Kcminit phase 2 done
QXcbConnection: XCB error: 3 (BadWindow), sequence: 753, resource id: 20971529, major code: 18 (ChangeProperty), minor code: 0
QObject::connect: No such signal QAction::globalShortcutChanged(QKeySequence) in /build/buildd/project-neon5-khotkeys-0.0+git20140823.0314+neon4~b758e54~14.04/libkhotkeysprivate/triggers/shortcut_trigger.cpp:105
QObject::connect: (sender name: '{d03619b6-9b3c-48cc-9d9c-a2aadb485550}')
QObject::connect: No such signal QAction::globalShortcutChanged(QKeySequence) in /build/buildd/project-neon5-khotkeys-0.0+git20140823.0314+neon4~b758e54~14.04/libkhotkeysprivate/triggers/shortcut_trigger.cpp:105
QObject::connect: (sender name: '{d03619b6-9b3c-48cc-9d9c-a2aadb485550}')
QObject::connect: No such signal QAction::globalShortcutChanged(QKeySequence) in /build/buildd/project-neon5-khotkeys-0.0+git20140823.0314+neon4~b758e54~14.04/libkhotkeysprivate/triggers/shortcut_trigger.cpp:105
QObject::connect: (sender name: '{17c9e2db-be96-48b6-ac7e-e06fd142e4f9}')
kdeinit5: preparing to launch 'libkdeinit5_conky'
Could not open library '/opt/project-neon5/lib/x86_64-linux-gnu/libkdeinit5_conky'.
Cannot load library /opt/project-neon5/lib/x86_64-linux-gnu/libkdeinit5_conky: (/opt/project-neon5/lib/x86_64-linux-gnu/libkdeinit5_conky.so: cannot open shared object file: No such file or directory)
kdeinit5: PID 2470 terminated.
org.kde.kurlfilter-ikws: ":q"
org.kde.kurifilter-ikws: Keywords Engine: Loading config...
org.kde.kurifilter-ikws: Web Shortcuts Enabled: true
org.kde.kurifilter-ikws: Default Shortcut: ""
org.kde.kurifilter-ikws: Keyword Delimiter: :
Loaded: "webshortcuts"
Loading runner: "services"
Loaded: "services"
Loading runner: "recentdocuments"
Added Dir "/home/balogun/.project-neon5-kde//local/share/RecentDocuments" for "" ["KDirWatch-2"]
Loaded: "recentdocuments"
Loading runner: "bookmarks"
Loaded: "bookmarks"
Loading runner: "desktopsessions"
Loaded: "desktopsessions"
Loading runner: "places"
QInotifyFileSystemWatcherEngine::addPaths: inotify_add_watch failed: No such file or directory
Loaded: "places"
Loading runner: "windows"
Loaded: "windows"
Loading runner: "locations"
Loaded: "locations"
Loading runner: "shell"
Loaded: "shell"
Loading runner: "baloosearch"
Loaded: "baloosearch"
Loading runner: "org.kde.activities"
Loaded: "org.kde.activities"
Loading runner: "calculator"
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
I/O warning : failed to load external entity "/home/balogun/.qalculate/eurofxref-daily.xml"
I/O warning : failed to load external entity "/home/balogun/.qalculate/eurofxref-daily.xml"
Loaded: "calculator"
kdeinit5: PID 2431 terminated.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
kdeinit5: Got EXEC_NEW '/usr/lib/kde4/libexec/polkit-kde-authentication-agent-1' from launcher.
kdeinit5: preparing to launch '/usr/lib/kde4/libexec/polkit-kde-authentication-agent-1'
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
kdeinit5: Got EXEC_NEW '/usr/bin/setxkbmap' from launcher.
kdeinit5: preparing to launch '/usr/bin/setxkbmap'
kdeinit5: Got EXEC_NEW '/usr/bin/mintupdate-launcher' from launcher.
kdeinit5: preparing to launch '/usr/bin/mintupdate-launcher'
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kded5: configuring layouts false configuring options false
Fetched layout groups from X server: layouts: ("us") variants: ("")
kdeinit5: PID 2479 terminated.
kdeinit5: Got EXEC_NEW '/usr/lib/linuxmint/mintUpload/launch-file-uploader.py' from launcher.
kdeinit5: preparing to launch '/usr/lib/linuxmint/mintUpload/launch-file-uploader.py'
kdeinit5: Got EXEC_NEW '/usr/bin/mintwelcome-launcher' from launcher.
kdeinit5: preparing to launch '/usr/bin/mintwelcome-launcher'
kdeinit5: Got EXEC_NEW '/usr/bin/start-pulseaudio-kde' from launcher.
kdeinit5: preparing to launch '/usr/bin/start-pulseaudio-kde'
kdeinit5: Got EXEC_NEW '/usr/bin/start-pulseaudio-x11' from launcher.
kdeinit5: preparing to launch '/usr/bin/start-pulseaudio-x11'
kdeinit5: Got EXEC_NEW '/usr/bin/zeitgeist-datahub' from launcher.
kdeinit5: preparing to launch '/usr/bin/zeitgeist-datahub'
kdeinit5: PID 2486 terminated.
kdeinit5: Got EXEC_NEW '/opt/project-neon5/lib/x86_64-linux-gnu/plugins/kio_trash.so' from launcher.
kdeinit5: preparing to launch '/opt/project-neon5/lib/x86_64-linux-gnu/plugins/kio_trash.so'
kdeinit5: Got EXEC_NEW '/usr/bin/kmix' from launcher.
kdeinit5: preparing to launch '/usr/bin/kmix'
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
ksmserver: Autostart 2 done
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
kded5: Registering "org.kde.StatusNotifierItem-2477-1/StatusNotifierItem" to system tray
kdeinit5: PID 2496 terminated.
kdeinit5: PID 2512 terminated.
initialization OK, home trash dir: "/home/balogun/.project-neon5-kde//local/share/Trash"
listdir: QUrl( "trash:/" )
QObject::connect: No such signal org::freedesktop::UPower::DeviceAdded(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:72
QObject::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QDBusObjectPath) in /build/buildd/project-neon5-solid-0.0+git20140823.0311+neon4~f182d2b~14.04/src/solid/devices/backends/upower/upowermanager.cpp:74
0 "63f5f465767f3c08b79dd2c3e3be0fef.mp4"
Connecting to deprecated signal QDBusConnectionInterface::serviceOwnerChanged(QString,QString,QString)
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
Bus::open: Can not get ibus-daemon's address.
IBusInputContext::createInputContext: no connection to ibus-daemon

(zeitgeist-datahub:2514): GLib-GObject-WARNING **: invalid (NULL) pointer instance

(zeitgeist-datahub:2514): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed
kdeinit5: PID 2482 terminated.
/usr/lib/linuxmint/mintUpdate/mintUpdate.py:1629: GtkWarning: Unable to locate theme engine in module_path: "crux-engine",
statusIcon = gtk.StatusIcon()

** (zeitgeist-datahub:2514): WARNING **: recent-manager-provider.vala:132: Desktop file for "file:///home/balogun/.project-neon5-kde/share/apps/ktorrent/ip_filter" was not found, exec: soffice, mime_type: application/octet-stream

(mintUpdate.py:2510): libglade-WARNING **: unknown attribute `swapped' for <signal>.

(mintUpdate.py:2510): libglade-WARNING **: unknown attribute `swapped' for <signal>.

(mintUpdate.py:2510): libglade-WARNING **: unknown attribute `swapped' for <signal>.

(mintUpdate.py:2510): libglade-WARNING **: unknown attribute `swapped' for <signal>.
User timestamp, ASN: 4294967295
User timestamp, final: 'ID: 20971582 ;WMCLASS: "kmix" : "kmix" ;Caption: "kmix" ' : 185472
Activation: No client active, allowing
screens: 1 desktops: 4
Done.
New PolkitAgentListener 0x102ce20
Adding new listener PolkitQt1::Agent::Listener(0x122c1d0) for 0x102ce20
kbuildsycoca4 running...
kdeinit5: PID 2478 terminated.
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery
"/home/balogun/.xsession-errors"
Battery
No file queue: suspended or on battery

You are running Neon 5, which does use Plasma 5 as it's desktop. In this case you are trying to start Plasma 5, rather than trying to start KDE 4 - which is likely not installed.

If you're trying to use the latest KDE 4, I would suggest installing Kubuntu 14.10 instead of using Kubuntu Neon.