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The following error is observed in the Tomcat log after an upgrade/migration:
FATAL com.appiancorp.common.web.StartupHaltingServletContextListener - Halting JVM startup: Administration console migration failed. com.appiancorp.suiteapi.common.exceptions.AppianException: Administration console migration failed. (APNX-1-4282-000)
Caused by: java.lang.RuntimeException: Priority '1' is not unique
The migration of the primary database cannot be completed for one of the following reasons:
In order to determine the exact cause of the issue, the following information is necessary: