DFS3555E AN INTERNAL ISC TCPIP ERROR WAS DETECTED - NODE = nodename USER = username RSNCD=nnn
Explanation
An ISC TCP/IP session failed.In the message text:
- nodename
- The node name of the ISC TCP/IP session.
For sessions that are initiated from IMS, the node name displayed in the message text might be provided by a Logon exit routine (DFSLGNX0), a logon descriptor, the NODE keyword in an /OPNDST command, or by the NAME keyword in a TERMINAL system definition macro.
For sessions that initiated from the session partner, the node name displayed in the message text is provided by the session partner.
- username
- The user name associated with the session.
- nnn
- The reason code that describes the possible cause of the failure.
The possible codes and their meanings include:
- 001
- An invalid message was received from the remote system. This error is an internal error encountered by IMS or the session partner. Collect the documentation indicated in the problem determination section and contact IBM® Software Support for assistance.
- 002
- The IPIC request segment IS-06 was not found in the input message received from the remote system. This error is an internal error. Collect the documentation indicated in the problem determination section and contact IBM Software Support for assistance.
- 008
- A destination IMS terminal control block cannot be found. Either the target terminal is not statically defined or its dynamic terminal control block does not exist.
- 021
- IMS received a negative response from either IMS Connect or the session partner.
System action
IMS continues processing.System programmer response
Find the reason code that was displayed in the message text in the preceding list for an explanation of the possible cause of the error and what actions you can take.