LG Smart TV can't open apps

[amadeusdylan]

LG Smart TV can't open apps, it was fine yesterday and it can open browsers, youtube, netflix.. but for some reason i can't open any apps, when i clicked any apps it just did nothing. My TV series is SK8000 , i've been searching for hours and didn't find any solution, pls help

 

[Ralston18]

Any error codes or information pop-ups when opening an app fails?

What apps are involved?