extension indicates a compressed WinRAR archive. Since it is labeled "part08," you must have all preceding parts (part01 through part07) in the same folder to successfully extract the "full" content. File Integrity
The breakdown of the string:
Ensure all parts of the archive are in the same directory. They will typically share the same base name ( venx267u ) and have a systematic numbering scheme, such as: venx267upart08rar full