Creation of Add-on package

HEllo

Using B1AddonSetup wizard in VS2008 i try to create and ARD file and Installation file

I insert data, give path to my exe. In the result folder (bin) i see ARD file and installation file

But when i try to install this addon in my SAP , it give me an error with message, taht digital sign of Add-on installation package is incorrect

What is correct procedure to create and add-on package ?

Best regards