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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. ,
    Expert tip

    If you're using Liferay, check the steps in the last message on how to fix it:

Solutions on the web

via Terracotta by mcintosh, 1 year ago invalid stream header ------ invalid stream header	at	at	at$2.(	at	at	at	at	at	at	at	at net.sf.ehcache.Cache.searchInStoreWithStats(	at net.sf.ehcache.Cache.get(	at javax.servlet.http.HttpServlet.service(	at javax.servlet.http.HttpServlet.service(	at weblogic.servlet.internal.StubSecurityHelper$	at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(	at weblogic.servlet.internal.ServletStubImpl.execute(	at weblogic.servlet.internal.ServletStubImpl.execute(	at weblogic.servlet.internal.WebAppServletContext$	at	at	at weblogic.servlet.internal.WebAppServletContext.securedExecute(	at weblogic.servlet.internal.WebAppServletContext.execute(	at	at	at