AOL GAH ERROR is the common error which occurs due to several reasons. Sometimes many of the users are facing problems not receiving or sending the mail, it occurs due to AOL GAH ERROR. There are many reasons when the users find the AOL GAL ERR0R. 1. Due to bad internet connectivity. 2. Due to system storage. 3. AOL GAH ERROR 4. Due to web browser. 5. Due to cookies $ cache not clear.