Autopatcher not updating
Age of Empires 3) is running, during Windows startup or shutdown, or even during the installation of the Windows operating system.
When Windows tries looking up these incorrect file references (file locations on your PC), errors can occur.
When you "double-click" an EXE file, your computer automatically executes these instructions designed by a software developer (eg. - making it one of the most useful kinds of files in the Windows operating system.
Without executable files like autopatcher.exe, you wouldn't be able to use any programs on your PC.
Because of their usefulness and ubiquity, EXE files are commonly used as a method of delivery for virus / malware infection.
Often, viruses will be disguised as a benign EXE file (such as autopatcher.exe) and distributed through SPAM email or malicious websites, which can then infect your computer when executed (eg. In addition, viruses can infect, replace, or corrupt existing EXE files, which can then lead to error messages when Age of Empires 3 or related programs are executed.