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How to disable simultaneous login from multiple sessions
Issue How to disable users to simultaneously login to Liferay DXP using multiple different sessions. Environment Liferay DXP 7.0 Liferay DXP 7.1 Liferay DXP 7.2 Liferay DXP 7.3  Resolution Please add the following properties to your portal-ext.properties file: live.users.enabled=true...
Changes made to LDAP connection settings do not go into effect
Issue Despite making changes to LDAP connection settings through Control Panel > Instance Settings > LDAP > Connection, those changes don't go into effect, and the default settings are used when connecting to the LDAP server.  For example, despite setting...
Failed upgrade process com.liferay.asset.display.page.internal.upgrade.v2_3_2.UpgradeAssetDisplayPageEntry
Issue The following error is thrown while upgrading a DXP 7.3 instance: 2021-08-09 11:25:50.668 INFO  [main][UpgradeProcess:115] Failed upgrade process com.liferay.asset.display.page.internal.upgrade.v2_3_2.UpgradeAssetDisplayPageEntry in 49 ms...
Obsolete CBC Ciphers (AES, ARIA, etc)
Issue "Obsolete CBC Ciphers" warning message can appear during a security revision or in certain browsers. Environment Liferay DXP. Resolution The message points to a vulnerability related to the available cipher protocols for HTTP transport. This communication is always ciphered by...
How to generate multiple Java Thread Dumps in Linux and Windows
Issue In case of a throughput issue, the Liferay support service usually asks to take some java thread dumps from the Liferay server, in an interval of 1-2 seconds. Taking several thread dumps, allows you to detect if a Java thread is stuck or taking too long to complete. How can I...
${processor.processMax()} error message with a blank page
Issue Opening different pages and menus on DXP 7.2 and above could result in an empty page showing the ${processor.processMax()} error message The solution only applies if you use the module.framework.properties.org.osgi.framework.bootdelegation property in your portal-ext.properties,...
FileImpl "Unable to extract text from" and other errors during document indexation related to TIKA library
Issue If we execute a reindex of documents (DLFileEntry) we have several warnings and errors in the log file with the message "Unable to extract text from" and related to FileImpl and TikaException: Tried to allocate an array of length 1133957, but 1000000 is the maximum for this record...
How to execute verify.frequency in Liferay DXP 7.3
Issue The property verify.frequency was deprecated in Liferay DXP 7.3. Environment Liferay DXP 7.3. Resolution To check for available verify processes, go to Control Panel > System > Gogo shell and enter the command verify:list. To run a verify process, enter:...
Internal Server Error thrown due to orphan portlet
Issue Steps to Reproduce 1) Create a theme with an embedded DM portlet (portletId = 20) in Liferay 6.2. 2) Deploy this theme. 3) Visit the page configured with that theme and check that the embedded DM portlet is available. 4) Add a few documents in it. 5) Add Most viewed assets Portlet....
Web Content Search shows all versions
Issue Steps to reproduce: Create a web content Edit it a few times Search for it in the Web content search field Current behaviour: Every version of the web content is shown in the results Expected behaviour: Only the web content should be shown in the results Environment Liferay DXP 7.2...
Performance issue: Liferay service getting restarted frequently
Issue Liferay service gets restarted frequently [every day or so], and status logs show readiness and liveness probes failing and causing the service to restart. Environment liferay-dxp:7.2-4.0.3 Resolution There can be multiple issues, one of them can be the use of...
Response Status Code Inconsistency for Deactivated Site
Issue My site is deactivated. Different status code responses are returned within the site when accessing: 1.) Pages (404) 2.) Documents (302) http responses are inconsistent for a deactivated site. Environment DXP 7.3    DXP 7.2    DXP 7.1 Resolution At this time, the behavior is a...
Logs rotation based on size
Issue How to implement the log rotation for Liferay logs based on the size Environment Liferay Portal 6.2 Liferay DXP 7.0 Resolution The logs can be rotated based on the size and it can be achieved through a very slight change in portal-log4j.xml. This file can be found...
Upgrading to 7.3+ fails due to a table not complying with the requirements of an external plugin
Issue The upgrade process to Liferay DXP 7.3+ failed with the following Caused by: Caused by: java.sql.SQLException: The table does not comply with the requirements by an external plugin. Environment Liferay DXP 7.3+ Resolution This error will occur when group replication is enable on...
How can a URL be replaced or hidden on every site visit?
Issue As a reverse proxy on the web server, whenever a user accesses a URL, the user is sent to the application server's IP address, which is visible on the site URL. Now, how can this URL be replaced by IP or hidden on every visit to the site. Environment Liferay DXP 7.2 Apache Web...
Failed upgrade process for Analytics when upgrading to DXP 7.3
Issue When upgrading to DXP 7.3, I'm encountering the following error in the upgrade process:  2021-05-12 04:16:12.918 ERROR [main][UpgradeStepRegistratorTracker:144] Failed upgrade process for module com.liferay.analytics.settings.web com.liferay.portal.kernel.upgrade.UpgradeException:...
Session timeout auto extend fails with Google Chrome
Issue The user session expires in about 10-15 minutes inactivity, even if session.timeout.auto.extend is set to true, and session.timeout and session.timeout.auto.extend.offset are all configured. The issue only occurs when using Google Chrome. Environment DXP 7.3 Resolution The issue...
"javax.crypto.BadPaddingException" warning in server console.
Issue While startup below warnings can be observed in the server console: ERROR [tomcat-http--1][AutoLoginFilter:259] Current URL / generates exception: com.liferay.portal.kernel.exception.SystemException: com.liferay.petra.encryptor.EncryptorException:...
Table 'OA2Auths_OA2ScopeGrants' already exists
Issue The following error occurs while upgrading a database to DXP 7.1 or higher Table 'OA2Auths_OA2ScopeGrants' already exists Environment Upgrading Portal 6.2 or DXP 7.0 -> DXP 7.1 or higher Resolution This error says that the table already exists, but OA2Auths_OA2ScopeGrants table...
Unable to configure instances using portal-{WebID}.properties
Issue Steps to Reproduce Add -Dcompany-id-properties=true to the JAVA_OPTS on $LIFERAY_HOME/tomcat/x.y.z-bin/setenv.sh; Add a file $LIFERAY_HOME/portal-test1.properties with the content company.security.auth.type=screenName; Go to Configuration > Virtual Instances; Create a new virtual...

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