It only occurs when I try and save the document as an existing name.If I make a new document-it does not give me an errorif I save the document as a different name-it does not give the error.

Yes, now I have the same issue but now the error code pops up I click OK on the pop up, then the same error code pops up and the application closes.

I recently upgraded from Adobe Pro 9 to Adobe Pro XI.  With this upgrade I received the LifeCycle ES 4 upgrade as well.When I save an existing form (with changes).  I get the following error mesage.This is on a local computer only and is not on a network or shared system.