Error: Activity class xxx does not exist.

[nb312]

when run in android studio . There is a error!

adb shell am start -n "ua.naiksoftware.stompclientexample/ua.naiksoftware.stompclientexample.MainActivity" -a android.intent.action.MAIN -c android.intent.category.LAUNCHER Error while executing: am start -n "ua.naiksoftware.stompclientexample/ua.naiksoftware.stompclientexample.MainActivity" -a android.intent.action.MAIN -c android.intent.category.LAUNCHER Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] cmp=ua.naiksoftware.stompclientexample/.MainActivity } Error type 3 Error: Activity class {ua.naiksoftware.stompclientexample/ua.naiksoftware.stompclientexample.MainActivity} does not exist.

Error while Launching activity

[forresthopkinsa]

what, are you trying to install the library itself?

[nb312]

No, I just install the example. it is usable now, but I dunno why.

[nb312]

@forresthopkinsa thank your answer!