KLVVT505 VPO SHOWCB ERROR: R15(r15) R0(r0)
Explanation
An error was detected upon execution of an z/OS® SHOWCB macro instruction.
System action
The TMS:Engine programmed operator facility (VPO) is unavailable.
User response
Consult IBM® z/OS Communications Server SNA Programming to determine the cause of the error and take appropriate corrective action.
Message Type
WARNING