TSA6OO-X-45: Error code occurred during the program's attempt to get the entry index for data_set.
Source: TSA6OO.NLM
Explanation: The program could not get the file system entry index for the requested file or directory.
Action: Make sure the indicated name space type is valid and supported on the target volume.
Action: Make sure the data set name is valid for the specified name space. Make sure the name space support NLM programs are loaded.
Action: Make sure the user has appropriate user access rights. For information about a specific error code, search the Error Codes online documentation.