Edit the LTM for z/OS configuration file to comment out the User_exit configuration parameter. (The sample configuration file is located in the LTMCNFG member of the hlq.JCL data set.)
Stop LTM for z/OS using the instructions in Chapter 4, “Managing Replication Agent.”
Start LTM for z/OS using the instructions in Chapter 4, “Managing Replication Agent.”
Verify that the user exit did not load by checking the LTM for z/OS log file for messages about the user exit.