Symptoms
In Microsoft Office Word, if you insert a caption in a document, insert a cross reference, and then insert another caption with a different numbering format, the cross reference displays the following error message:
Error! Reference Source not found.
Cause
This problem may occur if you click to select the
Exclude label from caption check box in the initial caption.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.