The SHCDS failed because of an I/O error.
You can delete the SHCDS. You can terminate the SMSVSAM address space.
If this error was encountered during SMSVSAM initialization, the server might have been terminated. Correct the problem and recycle the server. If the cause of the problem is that the SHCDS is on a device that is offline, examine the system log and correct the problem. If the error cannot be determined, contact IBM® support with this message and any related messages and dumps.
DFSMSdfp
IGWXSI40