After the homepage of the browser is refreshed for several times, an error 500 is reported

Question

Previous operation: There was a power outage for a period of time before, the wiki could not start normally, the log was a plug-in error, so the database deleted the content in the "plugindata" table, and then cleaned up the files under /opt/atlassina/confluence/temp/* and var/atlassina/confluence/plugin*, and returned to normal after restarting the wiki

Now the access error is reported:

log：

wu_junjie · Answer

This question I know, the main one is:

01-Mar-2023 12:05:08.358 SEVERE [http-nio-8090-exec-4] org.apache.catalina.core.StandardHostValve.custom Exception Processing ErrorPage[errorCode=500, location=/ 500page.jsp]
java.lang.StringIndexOutOfBoundsException: String index out of range: -2

Alex Koxaras -Relational- · Answer

Hi @wu_junjie

Can you take a look at this https://jira.atlassian.com/browse/CONFSERVER-57582 and see if the suggested workaround will resolve your issue?