On second look the Access lock file appears when the Protected View warning pops up after opening the PDF Preview in Designer. Unfortunately, I do not have access to change the Trusted Locations and Protected View is a group policy so I cannot test this theory.  The files are on C: drive.  I even ad...

Forgot to mention, the PDF form links to an .accdb that only has tables.  The original .accdb file was created in Access (32-bit), however in Access, the only thing we see is Dataset_1.  Normally, i would have checked to make sure Ptr and LongPtr Declarations were replaced, but this is only a Table ...

Hello all, Prior to 64-bit Office 365 install, the ODBC Driver Manger showed 32-bit drivers and connections to 32-bit Access Database worked flawlessly when using Forms Designer to preview PDFs.  After the 64-bit Office was installed, the Administrative Tools for ODBC Data Source Administrator (32-b...