This issue applies to policy trace rule configured per instructions in the following documentation:
How to use policy trace to debug access issues
When Policy Trace file names are not one word and contain spaces the trace file will not be written.
When configuring the track option of the tracing rule the trace file name can be the same as the trace object name or it can be different.
Recommendation: To avoid issues during troubleshooting do not use spaces in the trace file name. Using one word file names if best
Tested and verified on multiple versions of proxy firmware.