javax.servlet.ServletException: Servlet execution threw an exception
caused by: java.lang.NoClassDefFoundError: javax/xml/bind/DatatypeConverter
I understand you see an error when you are backing up Confluence. The error you reported has been seen in Jira and was caused by a datatype issue in the database: JIRA XML Backup fails throws "java.lang.NoClassDefFoundError: javax/xml/bind/DatatypeConverter" Please check your Confluence database to see if the resolution applies.
Please let me know:
Please review this article if you need a strategy for backing up the instance right away: Production Backup Strategy
I look forward to hearing more about the issue.
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