java.lang.NoClassDefFoundError: java.nio.MappedByteBuffer is a restricted class. Please see the Google App Engine developer's guide for more details.

  1. 0

    NoClassDefFoundError when adding new font in iText on AppEngine

    Stack Overflow | 3 years ago | sleeveroller
    java.lang.NoClassDefFoundError: java.nio.MappedByteBuffer is a restricted class. Please see the Google App Engine developer's guide for more details.
  2. 0

    iTextPDF and XMLWorker - App Engine blacklisted class MappedByteBuffer during font loading

    Stack Overflow | 8 months ago | Deviling Master
    java.lang.NoClassDefFoundError: java.nio.MappedByteBuffer is a restricted class. Please see the Google App Engine developer's guide for more details.
  3. 0

    MaxMind GeoIP2 (version 2.7.0) not usable in GAE

    Stack Overflow | 7 months ago | Luca Stucchi
    java.lang.NoClassDefFoundError: java.nio.MappedByteBuffer is a restricted class. Please see the Google App Engine developer's guide for more details.
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  5. 0

    Exceptions when deploying to app engine

    GitHub | 3 years ago | zerbino
    java.lang.NoClassDefFoundError: sun.misc.Unsafe is a restricted class. Please see the Google App Engine developer's guide for more details.
  6. 0

    Error Solved | Finally I solved the error

    wordpress.com | 8 months ago
    java.lang.NoClassDefFoundError: javax.swing.tree.TreeNode is a restricted class. Please see the Google App Engine developer's guide for more details.

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    Root Cause Analysis

    1. java.lang.NoClassDefFoundError

      java.nio.MappedByteBuffer is a restricted class. Please see the Google App Engine developer's guide for more details.

      at com.google.apphosting.runtime.security.shared.stub.java.nio.channels.FileChannel_.map()
    2. com.google.apphosting
      FileChannel_.map
      1. com.google.apphosting.runtime.security.shared.stub.java.nio.channels.FileChannel_.map(FileChannel.java)
      1 frame
    3. iText, a Free Java-PDF library
      BaseFont.createFont
      1. com.itextpdf.text.io.MappedChannelRandomAccessSource.open(MappedChannelRandomAccessSource.java:104)
      2. com.itextpdf.text.io.FileChannelRandomAccessSource.<init>(FileChannelRandomAccessSource.java:71)
      3. com.itextpdf.text.io.RandomAccessSourceFactory.createBestSource(RandomAccessSourceFactory.java:212)
      4. com.itextpdf.text.io.RandomAccessSourceFactory.createBestSource(RandomAccessSourceFactory.java:193)
      5. com.itextpdf.text.pdf.RandomAccessFileOrArray.<init>(RandomAccessFileOrArray.java:147)
      6. com.itextpdf.text.pdf.TrueTypeFont.process(TrueTypeFont.java:625)
      7. com.itextpdf.text.pdf.TrueTypeFont.<init>(TrueTypeFont.java:369)
      8. com.itextpdf.text.pdf.BaseFont.createFont(BaseFont.java:705)
      9. com.itextpdf.text.pdf.BaseFont.createFont(BaseFont.java:621)
      10. com.itextpdf.text.pdf.BaseFont.createFont(BaseFont.java:456)
      10 frames
    4. ccfb.server.servlets
      PaypalCheckoutServlet.doPost
      1. ccfb.server.servlets.PaypalCheckoutServlet.doPost(PaypalCheckoutServlet.java:156)
      1 frame
    5. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
      2 frames
    6. Jetty Server
      ServletHandler$CachedChain.doFilter
      1. org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
      2. org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
      2 frames
    7. Google AppEngine
      ParseBlobUploadFilter.doFilter
      1. com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java:125)
      1 frame
    8. Jetty Server
      ServletHandler$CachedChain.doFilter
      1. org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
      1 frame
    9. com.google.apphosting
      SaveSessionFilter.doFilter
      1. com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:35)
      1 frame
    10. Jetty Server
      ServletHandler$CachedChain.doFilter
      1. org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
      1 frame
    11. Google AppEngine
      JdbcMySqlConnectionCleanupFilter.doFilter
      1. com.google.apphosting.utils.servlet.JdbcMySqlConnectionCleanupFilter.doFilter(JdbcMySqlConnectionCleanupFilter.java:60)
      1 frame
    12. Jetty Server
      ServletHandler$CachedChain.doFilter
      1. org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
      1 frame
    13. Google AppEngine
      TransactionCleanupFilter.doFilter
      1. com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
      1 frame
    14. Jetty Server
      WebAppContext.handle
      1. org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
      2. org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
      3. org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
      4. org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
      5. org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
      6. org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
      6 frames
    15. com.google.apphosting
      AppVersionHandlerMap.handle
      1. com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:266)
      1 frame
    16. Jetty Server
      HttpConnection$RequestHandler.headerComplete
      1. org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
      2. org.mortbay.jetty.Server.handle(Server.java:326)
      3. org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
      4. org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923)
      4 frames
    17. com.google.apphosting
      RpcRequestParser.parseAvailable
      1. com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76)
      1 frame
    18. Jetty Server
      HttpConnection.handle
      1. org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
      1 frame
    19. com.google.apphosting
      JettyServletEngineAdapter.serviceRequest
      1. com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:146)
      1 frame
    20. appengine-managed-runtime
      JavaRuntime$RequestRunnable.run
      1. com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:446)
      1 frame
    21. Google tracing
      TraceContext$TraceContextRunnable.run
      1. com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:435)
      2. com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:442)
      3. com.google.tracing.CurrentContext.runInContext(CurrentContext.java:186)
      4. com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:306)
      5. com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:298)
      6. com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:439)
      6 frames
    22. appengine-managed-runtime
      ThreadGroupPool$PoolEntry.run
      1. com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:251)
      1 frame
    23. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:724)
      1 frame