Apps not opening of Manjaro Linux

[aagbotemi]

I updated my packages on Manjaro Linux and I can no longer open my apps. What can I do at this point.

 

[Deleted member 108694]

Have a look here

Application Launcher, Add Widgets, Show Alternatives, and others no longer open after update

Output of killall plasmashell; kstart5 plasmashell: kf.plasma.quick: Applet preload policy set to 1 file:///usr/share/plasma/plasmoids/org.kde.plasma.systemmonitor/contents/ui/main.qml:54: TypeError: Cannot read property 'length' of undefined qt.core.qabstractitemmodel.checkindex: Index...

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