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https://issues.apache.org/jira/browse/GUACAMOLE-1131?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17154487#comment-17154487
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Nick Couchman commented on GUACAMOLE-1131:
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[~antoine-roux]: Please start by asking for help on the mailing list:
http://guacamole.apache.org/support/
http://guacamole.apache.org/faq/#probably-not-a-bug
> "Communications link failure" after a while
> -------------------------------------------
>
> Key: GUACAMOLE-1131
> URL: https://issues.apache.org/jira/browse/GUACAMOLE-1131
> Project: Guacamole
> Issue Type: Bug
> Components: guacamole-auth-jdbc
> Affects Versions: 1.2.0
> Environment: Docker
> Reporter: Antoine
> Priority: Major
>
> Hello,
> Since I upgraded to Guacamole 1.2.0 on my Docker infrastructure, I have an
> error preventing the webpage to be displayed after a while (~1h). The server
> works for a bit, then the error appears. The /guacamole/api/tokens endpoint
> never respond.
> {noformat}
> ==> /usr/local/tomcat/logs/catalina.2020-07-09.log <==
> 09-Jul-2020 12:03:36.527 WARNING [http-nio-8080-exec-8]
> org.apache.ibatis.logging.jdk14.Jdk14LoggingImpl.warn Execution of ping query
> 'SELECT 1' failed: Communications link failure
> The last packet successfully received from the server was 2,872,642
> milliseconds ago. The last packet sent successfully to the server was
> 927,976 milliseconds ago.
> {noformat}
> I can ping the DB from the guacamole container, and a restart solve the issue
> for ~1h, sometime less...
> I use OpenID and JDBC pluggin
> Thank in advance,
> Antoine
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