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When attempting to open the Target or Permissions settings for a Portal channel, the following error is observed:
The system has encountered a problemWe're sorry! A problem occurred while processing your last request.Please contact the system administrator for more information.
In the application server log, the following error is observed:
10:41:06,858 INFO [stdout] (ajp-/0.0.0.0:8009-24) 2018-10-11 10:41:06,857 [ajp-/0.0.0.0:8009-24] ERROR com.appiancorp.ap2.WrapFilter - java.lang.NullPointerException 10:41:06,858 INFO [stdout] (ajp-/0.0.0.0:8009-24) java.lang.NullPointerException 10:41:06,858 INFO [stdout] (ajp-/0.0.0.0:8009-24) at com.appiancorp.security.BlockPortletFilter.doFilter(Unknown Source) 10:41:06,858 INFO [stdout] (ajp-/0.0.0.0:8009-24) at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:74)...
This issue is caused by a bug in the appian.system.block-portlet-1.0.0.jar plugin.
appian.system.block-portlet-1.0.0.jar
As of the hotfix versions listed below, a fixed version of the functionality the plugin provides is now part of the Appian product, and the plugin is unnecessary.
This article applies to Appian 17.2 and later.
Last Reviewed: April 2019