Fast2001.ocx -

Here is a blog-style guide to understanding and fixing this error. Fixing the "fast2001.ocx Missing" Error in Windows

Some older OCX files are flagged by modern antivirus engines due to their behavior (registering deep within the system) or because they use packing methods similar to malware. Your security suite may quarantine or delete fast2001.ocx without notice. fast2001.ocx