In the course of troubleshooting the MSIPC rights management it may be beneficial to reset the client. The reset process removes the pertinent registry settings and files. This reset applies to the logged on user. Other users on the same machine are not reset.
The steps are as follows.
NOTE: Feel free to export the DRM registry key before deleting it. Moving the entire MSIPC directory to another location may be done instead of deleting them.
Sample contents of the MSIPC directory for the curious.