auto_ps7 -j xm is an invalid PS adapter job. Hence conversion utility failed to convert it to the PS plug-in.
Valid -j parameters of auto_ps7 are below, from the auto_ps7 doc.
-j tasktype Specifies the type of task to run.
The tasktype options are:
sr SQR Report
su SQR Report for Upgrade Compare (PeopleSoft 7.x only)
sp SQR Process (PeopleSoft 7.x only) ae Application engine
cr Crystal Reports (Windows only)
rb nVision Report Book (Windows only)
da Database Agent (Windows only)
jb Support for PSJob
pr Clean up agent. Purges the records generated by the adapter in the PeopleSoft database.
js Jobset – -J PSJob name is jobset name not unique
cu Custom job type and job types not listed like XML.