On 29/11/16 15:46, Doug Simon wrote: > I assume that you’re talking about a native debugger, not a Java debugger. In that case, it can be useful to run *only* the crashing test. Assuming the test that fails is NewMultiArrayTest.test1, you can run: > > mx -v unittest NewMultiArrayTest#test1 > ... etc Sweeeeet! That works perfectly. Thanks, Andrew.