New in PayWindow 2021 Build 19.0.12:

Fixed ShellExecute on 2 PDFs, one failed., this is fixed.
Fix for 941B populating year.
Fix for, when user in PayWindow's editing check system, opens invalid PNG file causes an access violation. This is now suppressed. Graphic file is required to be present (*.png, *.jpg), otherwise it will not allow user to proceed.