How to fix Eclipse validation error “No grammar constraints detected for the document”?

Question

Eclipse 3.5.2 is throwing an XML schema warning message:

No grammar constraints (DTD or XML schema) detected for the document.

The applica

Answer 1

Not sure if you ever resolved this satisfactorily but I ran across this posting today while working with some Spring configuration files in Eclipse 3.6. I could not get the error to go away in the Problems view in Eclipse no matter what, until I right-clicked on the problem and deleted it.

I figured it would come back if I revalidated and there was actually a problem and so far it hasn't. The thing is I had an almost identical Spring config file that wasn't showing the error.

It would seem that sometimes stuff just gets stuck in Eclipse. Not sure why but between this and files getting out of sync with the editors and having to force a refresh I guess I have to accept it.