Error:  The invalid value '???? item text here???? ' was specified for the 'Body' element

This error occurs when there are Invalid (XML control) characters within the item which should not be there. Please see the example below.

For some occurrences of this error the problem control characters are not visible.

To resolve:-

Search for all of the text within the quotation marks within outlook to find the corrupted item. If this is unsuccessful, try searching for text either side of the invalid characters .

Remove the corrupted characters from the item, then retry the errors or re-run the migration within Migration Monster