It is likely that the issue will be in the Crystal Report PLRemBACReprint.rpt file, which Support will need to investigate. Therefore please raise a new case online and reference the title of this article and please include details of:
The Database this is happening in.
An example a particular Supplier/Transaction (including the audit Number) which this is occurring on.
A screenshot of the print to screen Remittance Reprint showing the blank page would also help speed the support case along.