9.2.2. Wrong executable digital signature for Add-on
Please follow these steps on the local SBO Clients that have problems loading the Produmex Add-on.
Go to C:\Program Files (x86)\SAP\SAP Business One and modify AddOnsLocalRegistration.sbo file as suggested below:
In the file: remove the Produmex Add-on tag and save the file.
OPTIONAL
If you cannot save due to user rights issues, Save As on the Desktop: Select type ‘All files’
Then copy → paste (Replace/overwrite) the edited file in the program files folder.