Another error in the SFG MFC application, the a4s2_c.dll error message shows that a process has been disrupted while this program was running on your computer.  Did you know that one registry error often denotes the presence of more on your system?  Error messages containing specific file names (like the a4s2_c.dll error message), access violations, blue screen errors, Internet browser errors, and many other errors all have their root in directory errors on your PC.

As you download, install, and remove programs from your computer, your registry — a storage area for files that are used by multiple programs to save space on your hard drive — can become cluttered with old files, and necessary files may end up in unknown locations or can become damaged.

A quick registry scan will tell you what files are causing error messages and issues on your computer.  ZookaWare PC Cleaner, developed by the makers of SpyZooka, is recommended by computer experts worldwide to fix these errors and maintain optimal performance on your system.