-900 0xFFFFFC7C   NWDP OE RM OUT OF MEMORY

Source:  NDPS, Resource Manager NLM program

Explanation:  The Resource Manager is out of memory.

Possible Cause:  The server is out of available memory to allocate.

Action:  Make more memory available to the Resource Manager by adding more memory to the server or by unloading unused NLM programs.