DSNU1211I csect-name - INPUT DATA SET IS NOT AN IMAGE COPY
Explanation
The input data set specified by the FROMCOPY or FROMCOPYDDN option of the UNLOAD utility was not identified as an image copy data set.
System action
The utility job terminates.
User response
Specify the correct image copy data set name to the FROMCOPY option, or to the DD-name that is referred to by the FROMCOPYDDN option.
Severity
8 (error)