page for snapshot area <str>, page <num>
  contains an invalid checksum.
  Expected:  <num>, found:  <num>.

  Explanation:  The checksum on the snapshot  page  is  incorrect.
  Verification of the page continues.

  User Action:  Correct the error with the RMU  Set  Corrupt_Pages
  command  or the RMU Repair command with the Initialize=Snapshots
  qualifier.