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Previously the FEWS Web services required a DAC.jar to be installed. Since 2017.02 this component is obsoleted obsolete and should be removed from existing tomcat installations. See also the tomcat installation guide.
To uninstall the DAC.jar it should be removed from the lib ${catalina.home}/lib directory. Also the ${catalina.home}/conf/server.xml should be cleaned up. The reference to the DacLifecycleListener should be removed from the server.xml:
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From the ${catalina.home}/conf/Catalina/localhost old xml configurations with references to the old servces services should be removed as well.
Stand Alone Local Data Stores Derby only
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