CRFCN0784E

Application under test (AUT) is not responding while performing the action : {0} on control {1}. Try playing back again after restarting AUT. If the problem persists, avoid performing the above action.

When playing back a functional test script, the application under test is unable to perform a specific action on an object. This could be because the specific action makes the application unresponsive.
Playing back an action on an object fails.
If multiple attempts to perform the action fail, avoid performing that specific action on that object