Hello All,
To resolve this issue, 1st go to tcode STRUST --> open up the SSF SAP Online Content Ver, then double click on the instance name, such as <hostname>_<sdi>_##, --> delete all the selected certificates, --> Save. 2nd go run the RTCCTOOL again, choose Menu Go to --> Digital Signatures, Click on Deactivate, then Activate, (this will cause the system to regenerate the Certificates in STRUST,. 3rd, run the RTCCTOOL again, this time, the error should go away.