System UI not responding!!!

[AemanMalika]

I was converting video in Inshot app when suddenly it stooped working n this mesg pop up "System UI not responding" ... What does it mean?? Why its stopped working.. can anyone guide me please because i faced this issue in my old phone too.. 

[Faziii266]

Clear the app caches

[AemanMalika]

Kon kon c apps

[Faziii266]

Jis app ma ap ko issue a rha ha

[AemanMalika]

Ok

[AhsanRaaj]

Clear the app and caches after restart

[vvaqasbacha]

Hummmm