The worker DTM running partition group <partition group ID> failed to connect to the master DTM at <host name and port number of master DTM process> with the timeout of <timeout value> seconds.
The worker DTM could not connect to the master DTM in the specified timeout period. The master DTM process may have shut down unexpectedly, or there may be a network failure.
Contact the network administrator to verify that the network does not have connectivity issues. Contact the PowerCenter domain administrator to verify that the Integration Service is running.