Monitoring Service 1.5.4 no longer working Openfire 4.0.3

Openfire Openfire Support
1

Cannot get the Monitoring Service 1.5.4 plugin to work with Openfire 4.0.3. Have reinstalled and still not working. Attached part of the error log.

Thanks for any help or suggestions you can provide.
openfire log.txt.zip (1325 Bytes)