When trying to save a probe configuration update in Admin Console, the request fails with this type of error:
Message: Remote Request Error: Remote /redacted/probe/address/ probes processing of operation set_ctd_configuration failed
Resolution: Please check both the PPM and remote probe log file for additional details.
Error Code: PPM-012
Click Retry to retry the request.
Click Reload to refresh the configuration.
Link to resolution:
This issue is related to a corrupted or missing security.cfg entry.
Check out the above article (link) for steps towards resolution.