It may correspond to the following Resin bug.
http://bugs.caucho.com/view.php?id=6395
This phenomenon occurs when the config and webapp change detection process determines that it is abnormal.
This bug has been fixed in Resin 4.0.66.
By updating to Resin 4.0.66, which is provided in our Product Download, the bug will be fixed.
Please update Resin by following the instructions in the document below.
◆intra-mart Accel Platform Setup Guide
10.1.2.6. Update Web Application Server
https://document.intra-mart.jp/library/iap/public/setup/iap_setup_guide/texts/create_war/update_module/index.html#common-web-application-server
-- Target ----------------------------------------------------------------------
iAP/Accel Platform/All Updates
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FAQID:1222