为什么Visual c# express 2010变得缓慢而不稳定，任务管理器中的句柄变得过高?

I am using Visual c# express 2010. Normally it works fine, but often (not always) when I leave it open for a few days the program itself becomes choppy. It takes half a second for a mouse click or keystroke to register. Even moving the mouse on the screen is choppy. I have attempted in the past to test if it was the project I am working on, by running it and playing with it for a few hours, then leave it running for a few days, but it doesn't seem to have any problems. only VCSExpress.exe seems to have the problem. I am using Visual c# express 2010. Normally it