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The virtual machine does not support this operation: add method not implemented /Users/moscac/Downloads/MemoryView/nbproject/build-impl.xml:462: The following error occurred while executing this line: /Users/moscac/Downloads/MemoryView/nbproject/build-impl.xml:237: The virtual machine does not support this operation: add method not implemented BUILD FAILED (total time: 0 seconds)
It's not a bug in NetBeans, it's just the description of the limitation of JVM. During apply code changes, the JVM is not able to add new methods.