Issue with PutAttachment Function for W4 pdf processing

PeopleSoft HRMS Version 9.2 Tools Version 8.59.18

We have a situation where our PS_PY_WHFORM_DATA is missing rows for some employee W4 pdf forms. The employee's row is found in the PY_WHFORM_GUIDE table, so it shows in the list of forms under Employee Tax Withholding Forms, but we receive a download error when we try to access because it's not in the _DATA table. The code below should error if the PutAttachment function is unsuccessful and not insert into the _GUIDE table. However, we have the issue where the rows have been inserted into the PS_WHFORM_GUIDE and not the _DATA. It seems to