Log4j2 uses different configuration structure than Log4j1 - they are not compatible. If you are not using nevisAdmin 4 for configuration management, you have to migrate the logging configuration manually. See the default template supplied in the rpm: /opt/nevisdp/template/conf/logging.yml.
UPGRADED: Log4j is upgraded to 2.17.1 and Slf4j is introduced with version 1.6.4. Logging configuration file format is changed: instead of log4j.xml, logging.yml file is needed. (NEVISDP-242)
CHANGED: Output of io:exec and io:cat DataFunctions are trimmed. (NEVISDP-341)
FIXED: We fixed the issue with the instance creation when non-default name was used. (NEVISDP-230)
FIXED: The sslSettings in NevisIDMConnectionPool now supports io:DataFunctions. (NEVISDP-341)
UPGRADED: Internal library used for REST endpoint in RsEventSource is upgraded. (NEVISDP-318)
UPGRADED: Log4j version is upgraded to 1.2.17. (NEVISDP-336)
REMOVED: The supplied log4j version 1.2.17 is patched to remove vulnerable classes org/apache/log4j/net/JMSAppender.class and org/apache/log4j/net/SocketServer.class. (NEVISDP-336)