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1781072 - ClassLoader$JavaLangClassLoaderAccessImpl error leads to server crash


The SAP Application Server for Java startup fails due to Java Virtual Machine (JVM) issue and error similar to the below is logged in the trace files (default trace file, std_server<x> and dev_server<x>):

MtxInit: Error occurred during initialization of VM java.lang.NoClassDefFoundError:
Error occurred during initialization of VM
java.lang.NoSuchMethodError: java.lang.ClassLoader.access$500(Ljava/lang/ClassLoader;[B[[B[Ljava/lang/ClassLoader;)Z
at java.lang.ClassLoader$JavaLangClassLoaderAccessImpl.setClassLoaderInfo(Ljava/lang/ClassLoader;[B[[B[Ljava/lang/ClassLoader;)Z(




  • Release Independent
  • SAP NetWeaver


SAP NetWeaver all versions ; SAP Process Integration all versions ; SAP Solution Manager all versions


jstartup/vm/home, PAM, java.lang.NoClassDefFoundError, SAPJVM, Product Availability Matrix, SAPJVM, SAPJVM_VERSION, vmprop,, 1611326, jstartup/vm/home, 1019559, 718901,  741289 , KBA , BC-JAS-SF , Startup Framework , BC-JAS-COR , Enterprise Runtime, Core J2EE Framework , Problem

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