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java.lang.UnsupportedClassVersionError: nextapp/echo2/webcontainer/WebContainerServlet (Unsupported major.minor version 49.0)

nextapp.com | 10 months ago
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    Root Cause Analysis

    1. java.lang.UnsupportedClassVersionError

      nextapp/echo2/webcontainer/WebContainerServlet (Unsupported major.minor version 49.0)

      at java.lang.ClassLoader.defineClass0()
    2. Java RT
      SecureClassLoader.defineClass
      1. java.lang.ClassLoader.defineClass0(Native Method)
      2. java.lang.ClassLoader.defineClass(ClassLoader.java:537)
      3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
      157 similar
      3 frames