Description of problem:
I have a simple process: Start -> Timer -> Script Task -> End. When the Timer duration is set to 0s, the process instance stays in Active tab. Other delays 1s, 2s works fine.

Version-Release number of selected component (if applicable):
WAS8 with BPMS 6.1.0.CR2

How reproducible:
Always

Steps to Reproduce:
1. Create simple process: Start -> Timer -> Script Task -> End
2. Set delay to 0s and Submit
3. Go to Active tab and see that process is active for a long time.

Actual results:
The process does not end.

Expected results:
The process should end.

Additional info: