Asset Publishers on Content Pages show error messages in the remote live server

Issue

• Asset Publishers on Content Pages show error messages in the remote live server.
• This issue appears in a multi-server environment where a site is configured for remote staging AND the live servers are clustered.
• Example of error message:

[FragmentRendererControllerImpl:106] [Unable to render content of fragment entry 0:Unable to write ordinary serializable object com.liferay.portal.kernel.template.StringTemplateResource@fbd14b]

java.lang.RuntimeException: Unable to write ordinary serializable object com.liferay.portal.kernel.template.StringTemplateResource@fbd14b

at com.liferay.portal.kernel.io.Serializer.writeObject(Serializer.java:245)

at com.liferay.portal.cache.multiple.internal.PortalCacheClusterEvent.setElementValue(PortalCacheClusterEvent.java:127)

at com.liferay.portal.cache.multiple.internal.ClusterLinkPortalCacheReplicator.notifyEntryUpdated(ClusterLinkPortalCacheReplicator.java:139)

at com.liferay.portal.cache.multiple.internal.ClusterLinkPortalCacheReplicator.notifyEntryUpdated(ClusterLinkPortalCacheReplicator.java:31)

at com.liferay.portal.cache.ehcache.internal.event.EhcachePortalCacheListenerFactory$EhcachePortalCacheReplicator.notifyEntryUpdated(EhcachePortalCacheListenerFactory.java:161)

at com.liferay.portal.cache.ehcache.internal.event.EhcachePortalCacheListenerFactory$EhcachePortalCacheReplicator.notifyEntryUpdated(EhcachePortalCacheListenerFactory.java:110)

 

Environment

• DXP 7.2

Resolution

• To resolve this behavior, open a help center ticket to request a hotfix containing LPS-173945, or update your installation to DXP 7.3 and above.