We’re using the ASP.NET C# version of PDFLib at work to generate loads of reports and cool pdf files. Everything was peachy on our development systems until we deployed to staging servers, then all of the sudden we started getting the following exception on the site:
The specified module could not be found.
(Exception from HRESULT: 0x8007007E)
Not one of Microsoft’s more useful error messages, to be true and googling for that error returns so many diverse topics that they were completely useless.
So after a bit of troubleshooting, we came to the following solution tips. These should work for both C# and VB and any other .NET language. Tested on Windows 2003 and Windows Server 2008. Continue reading