target volume contains an unrecognized GPT version Facility: EFI$CP, The OpenVMS EFI Partition Control Program Explanation: The specified target volume appears to contain a GPT, but the embedded version number is unexpected and unsupported. User Action: The command or request cannot operate as requested. If the target volume contains GPT structures, then the volume is apparently corrupted, or can contain data structures that could differ from the expected structures.