The aaoutlookaddin.dll error refers to a problem with the Outlook Addin process in a program belonging to Gavel & Gown Software, Inc., running on your computer.  The ending of this file (DLL, or Dynamic Link Library) gives it away as an error in your computer’s registry.  To fix the aaoutlookaddin.dll error, you will need to follow a series of steps.

Your registry exists to catalog all of the individual files that multiple programs need to access in order to run properly.  When you install or delete files, sometimes their locations can changed or the files may be partly or completely deleted.  This results in the file being useless to the programs that need them, and you see an error message or your program crashes.

The first step to recovery is to click below for an initial free scan that will uncover all of your registry errors at once.  Second, purchase and install ZookaWare PC Cleaner to blast away those errors.  Third, set it for regular maintenance scans and you won’t be bothered by these errors again!