Fix a MindManager file with XML Processing Illegal XML Character Error

I recently opened a MindManager file and got this XML Processing error: Followed by this error, even though the file was in the folder, and then the file not opening. After some web searching, found this is a known error with MindManager Files and the recommended fix was to send the file to MindManager Support for them to remove the offending character. I didn't have time for that so tried fixing myself and it worked. DIY Fix NOTE: Everything that follows worked for the error I encountered, there may be other errors of this type it doesn't help. Be sure... Read more →