Resolve Oracle Weblogic ODL-52049: cannot create instance of class Error
If you are getting the following error when trying to start up your WL instance, you can follow the tip below to fix it.

oracle.core.ojdl.logging.LogUtil log
WARNING: unable to read logging configuration from file ‘/u01/FMW_HOME/user_projects/domains/cls_domain/config/fmwconfig/servers/soa_server2/logging.xml’; exception: oracle.core.ojdl.logging.LoggingConfigurationException: ODL-52049: cannot create instance of class ‘oracle.dfw.incident.IncidentDetectionLogFilter’: java.lang.ExceptionInInitializerError


<Failed to invoke startup class "DMS-Startup", java.lang.NoClassDefFoundError: oracle/dfw/impl/common/TempFileManager
java.lang.NoClassDefFoundError: oracle/dfw/impl/common/TempFileManager