Application: Confluence 2.x ( from Atlassian ). Error message: INVALID_CHARACTER_ERR: An invalid or illegal XML character is specified.
Explanation:
This is a bug that breaks confluence the rendering of a page, and leaves a stack trace error when you try to save the page. You may also notice that Wiki mode editing is broken too when this is present
Solution:
Remove any quotes (“) from table titles and save with non Wiki mode, the problem should then be fixed.
This error is still present in the current product, see the Atlassian page:
http://jira.atlassian.com/browse/CONF-11404
