Reports fail to render after upgrading to 18.2 or 18.3 with the following error observed in the application server log:
INFO [stdout] (ajp-/0.0.0.0:8009-1670) [ajp-/0.0.0.0:8009-1670] ERROR com.atlassian.plugin.servlet.ServletModuleContainerServlet - com.appiancorp.kougar.driver.exceptions.Signal: index
INFO [stdout] (ajp-/0.0.0.0:8009-1670) javax.servlet.ServletException: com.appiancorp.kougar.driver.exceptions.Signal: index
This issue has been addressed via AN-113321 in the following Appian hotfixes/versions:
Apply the latest hotfix to your Appian installation or upgrade to the latest version of Appian.
This article applies to Appian 18.2 and 18.3.
Last Reviewed: October 2018
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