TSA6OO-X-42: This program cannot get the name space entry name for data_set_name in the type name space.
Source: TSA6OO.NLM
Explanation: The program could not find the file or directory name in the requested name space.
Action: Make sure the indicated name space type is valid and that it is supported on the target volume. Make sure the data set name is valid for the specified name space. Make sure the name space support NLM programs are loaded.