--- old/src/share/vm/classfile/javaClasses.cpp 2017-08-14 18:59:02.951901601 -0400 +++ new/src/share/vm/classfile/javaClasses.cpp 2017-08-14 18:59:02.714801738 -0400 @@ -799,7 +799,7 @@ // If java.base was already defined then patch this particular class with java.base. if (javabase_was_defined) { ModuleEntry *javabase_entry = ModuleEntryTable::javabase_moduleEntry(); - assert(javabase_entry != NULL && javabase_entry->module_handle() != NULL, + assert(javabase_entry != NULL && javabase_entry->module() != NULL, "Setting class module field, " JAVA_BASE_NAME " should be defined"); Handle javabase_handle(THREAD, javabase_entry->module()); set_module(mirror(), javabase_handle());