jmg for woodpecker BCEL格式生成失败

[bephplover]

[x] java.lang.NullPointerException
at me.gv7.woodpecker.bcel.classfile.Utility.encode(Utility.java:1199)
at me.gv7.woodpecker.bcel.HackBCELs.encode(HackBCELs.java:20)
at jmg.core.format.BCELFormater.transform(BCELFormater.java:14)
at jmg.core.jMGCodeApi.generate(jMGCodeApi.java:30)
at jmg.core.util.CommonUtil.transformTotext(CommonUtil.java:309)
at me.gv7.woodpecker.util.WoodpeckerResultUtil.printResult(WoodpeckerResultUtil.java:126)
at me.gv7.woodpecker.helper.BehinderHelper.doHelp(BehinderHelper.java:28)
at me.gv7.woodpecker.m.iiiIIiiiiIIi.doInBackground(k:131)
at javax.swing.SwingWorker$1.call(SwingWorker.java:295)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at javax.swing.SwingWorker.run(SwingWorker.java:334)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)