FABN0051W INVALID SEGMENT NAME IS SPECIFIED

Explanation
 The segment name has an invalid format. For example,
the name is longer than eight characters, or the first character of
the segment name in the SYSIN data set is a comma.

System action
  The DBD/PSB/ACB Reversal utility
skips this control statement and continues processing.

User response
 Specify a valid segment name, and rerun the utility.