My system was working perfectly and I upgraded my system with apt. The next time I started up my computer, X complained that it failed to load the module
I looked all over my system and the file no longer existed. The bug report states that you can copy the file from the source package. I downloaded the official NVidia drivers (version ia32-1.0-8776), extracted the contents, and copied the file where it needed to be by running the following:
Everything then worked for me just like before. I hope this helps!