glide2x.dll is associated with the 3Dfx Interactive, Inc. Glide DLL and the program Glide for Voodoo Graphics and Windows 95/98, it was developed by 3Dfx Interactive, Inc. glide2x.dll errors are most commonly caused when two programs share the same .dll file. When a program is deleted sometimes it will delete the .dll file associated with both programs. Errors can also occur from a faulty glide2x.dll file or incorrect versions of the file.