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  1. ,
    Expert tip

    Update Tomcat container adapters to 1.0.0.CR8 or further. If that doesn't work, 0D0A3C21 in ASCII is <!, first characters in a HTML file, so, check if you're not reading a different file or if there's an issue with your deserialization.

  2. ,
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    If you're using Liferay, check the steps in the last message on how to fix it: https://goo.gl/feXWKU

Solutions on the web

via logging-log4j-user by Gary Gregory, 1 year ago
invalid stream header: 1B252D31
via logging-log4j-user by Sumantha Kannantha, 1 year ago
invalid stream header: 1B252D31
via logging-log4j-user by Gary Gregory, 1 year ago
invalid stream header: 1B252D31
via logging-log4j-user by Sumantha Kannantha, 1 year ago
invalid stream header: 1B252D31
via logging-log4j-user by M Sumantha Kannantha, 1 year ago
invalid stream header: 1B252D31
via logging-log4j-user by M Sumantha Kannantha, 1 year ago
invalid stream header: 1B252D31
java.io.StreamCorruptedException: invalid stream header: 1B252D31	at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:806)	at java.io.ObjectInputStream.(ObjectInputStream.java:299)	at org.apache.logging.log4j.core.net.server.ObjectInputStreamLogEventBridge.wrapStream(ObjectInputStreamLogEventBridge.java:43)	at org.apache.logging.log4j.core.net.server.ObjectInputStreamLogEventBridge.wrapStream(ObjectInputStreamLogEventBridge.java:29)	at org.apache.logging.log4j.core.net.server.TcpSocketServer$SocketHandler.(TcpSocketServer.java:53)	at org.apache.logging.log4j.core.net.server.TcpSocketServer.run(TcpSocketServer.java:225)	at com.hp.sa.logger.service.SaLogger.startLoggerService(SaLogger.java:28)	at com.hp.sa.logger.service.LoggerService.start(LoggerService.java:24)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:483)	at org.apache.commons.daemon.support.DaemonLoader.start(DaemonLoader.java:243)