Android test project is crashing with error “Test run failed: Instrumentation run failed due to 'Process crashed.'”

Question

My problem seems little different than here Test run failed: Instrumentation run failed due to 'Process crashed.' when testing multiple Android activity
I have follo

Answer 1

For those migrating to or currently using Androidx, this error results from using testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" instead of testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner".

Using the latter resolves the error completely.