Because CA1 rejected the tape, that put the robot and CA1 out of sync.
VTS took it out of scratch saying it was a private tape. CA1 rejected it saying you didn't have security and as the tape was never opened and written to so the ABEND retention could not be applied, the tape is left in scratch status.
1) regarding the ICH408I message received from IBM please review the IBM website: https://www.ibm.com/support/knowledgecenter/en/SSGMCP_5.4.0/troubleshooting/dfht56o.html
2) a CTSSYNC should be run to syncronize the VTS and TMC for the volume involved:
//STEP1 EXEC PGM=CTSSYNC
//SYSIN DD *