4.6.28 Warning: Ignoring ‘modelsim.log’ Log File Name from Tool's Profile

Symptom: The Modelsim tool fails during sample design flow script with the following warning message:
Warning:  Ignoring 'modelsim.log' log file name from tool's profile. Using
'testbench_presynth_simulation.log' instead.
Calling ModelSim Pro Edition simulator for pre-synthesis simulation.
Starting Simulation...
Error:  Simulation failed.
Error:  The command 'run_tool' failed.
Pre-Synthesis simulation -> FAILED
TEST RUN FAILED

Cause: This issue might appear randomly in some scenarios.

Resolution: Delete the .actel directory under the user home.