: If the file exists but isn't recognized, users can manually register it through the Command Prompt using the regsvr32 command.
If Supahfly.dll was part of a program that was partially uninstalled, or if an antivirus software quarantined it as a threat, the application expecting the DLL will fail to load it. The result is a “missing DLL” error. Supahfly.dll
How do I Register or Unregister a DLL - CCH Support - Tax & Accounting : If the file exists but isn't recognized,