This error message can occur with version 10.02 and higher of WinFax PRO that is operating in the Windows XP environment. It does not appear under Windows 2000 or windows 9x environments, or versions 10.0 or 10.01. To determine the version of WinFax PRO you are using, click “WinFax Info” button in WinFax Tools.
Usually, starting the WinFax Controller may correct this problem, in some scenarios you may need to reboot of the computer. If this does not solve the problem, then your installation of WinFax is likely corrupt and needs repair.
If you continue to encounter this error we recommend using the “Fix Start Up Errors” option in WinFax Tools.