I was wondering how to fix this error?

When, where and with what program are you getting it?

FSX, and a couple of add ons.

No, really?Come on, with that amount of info, noone is going to be able to help you...

Right-click on your My Computer icon and select manage...Open your windows event logs and select application..Find the entry for when you got your error... ..If your lost at this point... you only have a few choices..1 - research ** knowledge is power2 - get a knowledgable friend to assist3 - post your error and hope someone will helpComputers are complex devices that can run 100's of programs in sequence, with all that going on simplystating I get an out of memory error when running FS ... doesn't give much to go on...