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DXP 7.0 start up fails with error ORA-00942 on empty Oracle database
legacy Troubleshooting
Issue When trying to start up a DXP 7.0 portal on an empty Oracle database it fails. On the logs the following messages can be seen: 2020-02-20 20:16:01.209 INFO...
ORA-01408 exception when upgrading custom Service Builder module
legacy Troubleshooting
Issue Running g! upgrade:check it turns out that a component was not migrated successfully, the output is for example: There is an upgrade process available for ServiceBuilder.service from 0.0.0 to 1.0.0 Upon...
I cannot save Instance Settings due to error: Please enter a valid mail domain
legacy Troubleshooting
Issue I go to Control Panel > Configuration > Instance Settings (or Virtual Instances) I enter a valid mail domain and click Save I get the error: "Please enter a valid mail domain" Environment Liferay DXP 7.1 FP15+...
How to Change the Session Timeout Value
legacy How To
Issue How do I modify Liferay's default session-timeout of any logged-in user? Environment DXP 7.2 DXP 7.3 DXP 7.4 Resolution This value is set on the [App_Server_HOME]/webapps/ROOT/WEB-INF/web.xml file....
${device} in Freemarker template does not return device data
legacy Troubleshooting
Issue When using the Freemarker directive ${device} and checking the resulting content on the interface, no actual device data will be returned: {brand=unknown, browser=unknown, browserVersion=unknown,...
Date fields are set with invalid format on JDK9+
legacy Troubleshooting
Issue After setting Liferay to use JDK9 (or any major), customers may notice that the date formats will be invalid upon selection on the date picker: for example, in Swedish, for a date like February, 20th, the...
How to automatically log thread dumps when the portal is too slow in Liferay?
legacy How To
Issue How to automatically generate thread dumps when the portal is slow? Environment Liferay Portal 6.2 Liferay DXP 7.0,7.1,7.2,7.3, and  7.4 Resolution Liferay has provided the below two properties which...
NullPointerException when compiling module JSPs in OpenJDK 11.0.6
legacy Troubleshooting
Issue I'm using OpenJDK 11.0.6. When I deploy a module with custom JSP, JSP compilation fails with NullPointerException: java.lang.RuntimeException: java.lang.NullPointerException: entry at...