A message indicating that ledger and archive totals do not match may be encountered:

Note: If you receive this message when attempting to undo a statement, a message will be displayed indicating that the process is not allowed.

The Undo Updated Statements programs require that ledger totals and archive totals match before a statement can be unupdated. The following are possible reasons why the totals may not match:

See also:   Undo Updated Statements - Process Not Allowed
  Knowledge Base Article R10843 - Ledger and Archive Totals Do Not Match
  Knowledge Base Article R11328 - Assigning Tabs3/PracticeMaster Timekeepers