Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by bkjbkjbnkj687698698
, 1 year ago
An error occured while executing doInBackground()
via Stack Overflow by Bhuvnesh Varma
, 2 years ago
An error occured while executing doInBackground()
java.lang.ClassCastException: DummyObjecct cannot be cast to com.felipecsl.asymmetricgridview.library.model.AsymmetricItem	at com.felipecsl.asymmetricgridview.library.widget.AsymmetricGridViewAdapter$ProcessRowsTask.doInBackground(AsymmetricGridViewAdapter.java:308)	at com.felipecsl.asymmetricgridview.library.widget.AsymmetricGridViewAdapter$ProcessRowsTask.doInBackground(AsymmetricGridViewAdapter.java:300)	at com.felipecsl.asymmetricgridview.library.AsyncTaskCompat$2.call(AsyncTaskCompat.java:253)	at java.util.concurrent.FutureTask.run(FutureTask.java:237)