#939 Switch default clause causes NullpointerException

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List of issues

Author:

honfika

Date created: 07/04/2015, 6:03:30 pm

Type: bug

Visibility: Everybody

Assigned to:

Labels: AS3 Decompilation Deobfuscation

State: closed Help

> What steps will reproduce the problem? Open 2_original.swf (from issue tracker) Check cmodule\decry\FSM_exit\work method. > What is the expected output? What do you see instead? Exception: Jul 04, 2015 5:49:05 PM com.jpexs.decompiler.flash.abc.types.MethodBody convert SEVERE: Decompilation error in cmodule.decry/FSM_exit.work java.util.concurrent.ExecutionException: java.lang.NullPointerException at java.util.concurrent.FutureTask.report(Unknown Source) at java.util.concurrent.FutureTask.get(Unknown Source) at com.jpexs.helpers.CancellableWorker.get(CancellableWorker.java:99) at com.jpexs.helpers.CancellableWorker.call(CancellableWorker.java:117) at com.jpexs.decompiler.flash.abc.types.MethodBody.convert(MethodBody.java:271) at com.jpexs.decompiler.flash.abc.types.traits.TraitMethodGetterSetter.convert(TraitMethodGet terSetter.java:87) at com.jpexs.decompiler.flash.abc.types.traits.Traits$TraitConvertTask.call(Traits.java:138) at com.jpexs.decompiler.flash.abc.types.traits.Traits.convert(Traits.java:189) at com.jpexs.decompiler.flash.abc.types.traits.TraitClass.convert(TraitClass.java:558) at com.jpexs.decompiler.flash.abc.types.traits.Trait.convertPackaged(Trait.java:171) at com.jpexs.decompiler.flash.abc.ScriptPack.convert(ScriptPack.java:152) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:186) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:183) at com.jpexs.helpers.CancellableWorker$3.doInBackground(CancellableWorker.java:112) at com.jpexs.helpers.CancellableWorker$1.call(CancellableWorker.java:49) at java.util.concurrent.FutureTask.run(Unknown Source) at com.jpexs.helpers.CancellableWorker.run(CancellableWorker.java:66) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException at com.jpexs.decompiler.graph.Graph.processIfs(Graph.java:592) at com.jpexs.decompiler.graph.Graph.processIfs(Graph.java:597) at com.jpexs.decompiler.graph.Graph.translate(Graph.java:451) at com.jpexs.decompiler.flash.abc.avm2.graph.AVM2Graph.translateViaGraph(AVM2Graph.java:142) at com.jpexs.decompiler.flash.abc.avm2.AVM2Code.toGraphTargetItems(AVM2Code.java:1711) at com.jpexs.decompiler.flash.abc.types.MethodBody$1.call(MethodBody.java:265) at com.jpexs.decompiler.flash.abc.types.MethodBody$1.call(MethodBody.java:260) ... 7 more > What version of the product are you using? Is it "nighlty build"? Which operating system do you have? 6.0.0 > Please provide any additional information below. If the problem is related to a SWF file, attach it here, otherwise we can't help you.

honfika

07/04/2015, 6:18:46 pm

Another NullPointerexception, but it comes from a differen code line: Jul 04, 2015 6:10:47 PM com.jpexs.decompiler.flash.abc.types.MethodBody convert SEVERE: Decompilation error in §_-y1S§/§_-91k§.§_-hm§ java.util.concurrent.ExecutionException: java.lang.NullPointerException at java.util.concurrent.FutureTask.report(Unknown Source) at java.util.concurrent.FutureTask.get(Unknown Source) at com.jpexs.helpers.CancellableWorker.get(CancellableWorker.java:99) at com.jpexs.helpers.CancellableWorker.call(CancellableWorker.java:117) at com.jpexs.decompiler.flash.abc.types.MethodBody.convert(MethodBody.java:271) at com.jpexs.decompiler.flash.abc.types.traits.TraitMethodGetterSetter.convert(TraitMethodGet terSetter.java:87) at com.jpexs.decompiler.flash.abc.types.traits.Traits$TraitConvertTask.call(Traits.java:138) at com.jpexs.decompiler.flash.abc.types.traits.Traits.convert(Traits.java:189) at com.jpexs.decompiler.flash.abc.types.traits.TraitClass.convert(TraitClass.java:556) at com.jpexs.decompiler.flash.abc.types.traits.Trait.convertPackaged(Trait.java:171) at com.jpexs.decompiler.flash.abc.ScriptPack.convert(ScriptPack.java:152) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:186) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:183) at com.jpexs.helpers.CancellableWorker$3.doInBackground(CancellableWorker.java:112) at com.jpexs.helpers.CancellableWorker$1.call(CancellableWorker.java:49) at java.util.concurrent.FutureTask.run(Unknown Source) at com.jpexs.helpers.CancellableWorker.run(CancellableWorker.java:66) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException 71C0000 - 13.swf, class + method name is in the exception message.

honfika

07/04/2015, 6:20:36 pm

Maybe I'm wrong, maybe it is the same problem, but the stacktrace is missing for some reason.

JPEXS

07/04/2015, 7:10:00 pm

I see the first one fixed now in the repository. Please try the second. It it is the same problem, it should be fixed too.

State: new→upgraded
Assigned: → admin

JPEXS

07/04/2015, 7:11:27 pm

Title: Decompilation error - NullPointerException→Switch default clause causes NullpointerException

honfika

07/04/2015, 7:26:02 pm

Ok, both fixed.

State: upgraded→closed
Title: Switch default clause causes NullpointerException→Decompilation error - NullPointerException
Assigned: →

honfika

07/05/2015, 8:04:42 am

Another NullPointerException in abyss-walker-the-los-16056.swf Jul 05, 2015 7:25:23 AM com.jpexs.decompiler.flash.abc.types.MethodBody convert SEVERE: Decompilation error in b28b7af69320201/§2e9c113f7a13363§.§19682bdb9185a5f§ java.util.concurrent.ExecutionException: java.lang.NullPointerException at java.util.concurrent.FutureTask.report(Unknown Source) at java.util.concurrent.FutureTask.get(Unknown Source) at com.jpexs.helpers.CancellableWorker.get(CancellableWorker.java:99) at com.jpexs.helpers.CancellableWorker.call(CancellableWorker.java:117) at com.jpexs.decompiler.flash.abc.types.MethodBody.convert(MethodBody.java:271) at com.jpexs.decompiler.flash.abc.types.traits.TraitMethodGetterSetter.convert(TraitMethodGet terSetter.java:87) at com.jpexs.decompiler.flash.abc.types.traits.Traits$TraitConvertTask.call(Traits.java:138) at com.jpexs.decompiler.flash.abc.types.traits.Traits.convert(Traits.java:189) at com.jpexs.decompiler.flash.abc.types.traits.TraitClass.convert(TraitClass.java:558) at com.jpexs.decompiler.flash.abc.types.traits.Trait.convertPackaged(Trait.java:171) at com.jpexs.decompiler.flash.abc.ScriptPack.convert(ScriptPack.java:153) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:187) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:184) at com.jpexs.helpers.CancellableWorker$3.doInBackground(CancellableWorker.java:112) at com.jpexs.helpers.CancellableWorker$1.call(CancellableWorker.java:49) at java.util.concurrent.FutureTask.run(Unknown Source) at com.jpexs.helpers.CancellableWorker.run(CancellableWorker.java:66) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException

State: closed→opened
Title: Decompilation error - NullPointerException→Switch default clause causes NullpointerException

JPEXS

07/05/2015, 8:13:05 am

I'd like to see the "Caused by" part which is truncated :-).

honfika

07/05/2015, 8:24:10 am

java.lang.NullPointerException at com.jpexs.decompiler.flash.abc.avm2.instructions.InstructionDefinition.resolveMultiname(In structionDefinition.java:96) at com.jpexs.decompiler.flash.abc.avm2.instructions.other.GetSuperIns.translate(GetSuperIns.j ava:43) at com.jpexs.decompiler.flash.abc.avm2.instructions.AVM2Instruction.translate(AVM2Instruction .java:337) at com.jpexs.decompiler.flash.abc.avm2.deobfuscation.AVM2DeobfuscatorSimple.executeActions(AV M2DeobfuscatorSimple.java:273) at com.jpexs.decompiler.flash.abc.avm2.deobfuscation.AVM2DeobfuscatorSimple.removeObfuscation Ifs(AVM2DeobfuscatorSimple.java:163) at com.jpexs.decompiler.flash.abc.avm2.deobfuscation.AVM2DeobfuscatorSimple.deobfuscate(AVM2D eobfuscatorSimple.java:405) at com.jpexs.decompiler.flash.abc.types.MethodBody.convertMethodBody(MethodBody.java:340) at com.jpexs.decompiler.flash.abc.types.MethodBody$1.call(MethodBody.java:263) at com.jpexs.decompiler.flash.abc.types.MethodBody$1.call(MethodBody.java:260) at com.jpexs.helpers.CancellableWorker$3.doInBackground(CancellableWorker.java:112) at com.jpexs.helpers.CancellableWorker$1.call(CancellableWorker.java:49) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at com.jpexs.helpers.CancellableWorker.run(CancellableWorker.java:66) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) I coped everything from the log, is it possible to increase the limit of this truncation in the log?

JPEXS

07/05/2015, 12:53:41 pm

Try the version in the repository now.

State: opened→upgraded

honfika

07/05/2015, 1:23:56 pm

Fixed.

State: upgraded→closed

honfika

07/05/2015, 7:59:15 pm

Another NullPointerException problem in DokuGame.swf Jul 05, 2015 7:28:20 PM com.jpexs.decompiler.flash.abc.types.MethodBody convert SEVERE: Decompilation error in com.scene.sceneUnit/Animal.loop java.util.concurrent.ExecutionException: java.lang.NullPointerException at java.util.concurrent.FutureTask.report(Unknown Source) at java.util.concurrent.FutureTask.get(Unknown Source) at com.jpexs.helpers.CancellableWorker.get(CancellableWorker.java:99) at com.jpexs.helpers.CancellableWorker.call(CancellableWorker.java:117) at com.jpexs.decompiler.flash.abc.types.MethodBody.convert(MethodBody.java:277) at com.jpexs.decompiler.flash.abc.types.traits.TraitMethodGetterSetter.convert(TraitMethodGet terSetter.java:87) at com.jpexs.decompiler.flash.abc.types.traits.Traits$TraitConvertTask.call(Traits.java:138) at com.jpexs.decompiler.flash.abc.types.traits.Traits.convert(Traits.java:189) at com.jpexs.decompiler.flash.abc.types.traits.TraitClass.convert(TraitClass.java:562) at com.jpexs.decompiler.flash.abc.types.traits.Trait.convertPackaged(Trait.java:171) at com.jpexs.decompiler.flash.abc.ScriptPack.convert(ScriptPack.java:153) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:187) at com.jpexs.decompiler.flash.abc.ScriptPack$1.call(ScriptPack.java:184) at com.jpexs.helpers.CancellableWorker$3.doInBackground(CancellableWorker.java:112) at com.jpexs.helpers.CancellableWorker$1.call(CancellableWorker.java:49) at java.util.concurrent.FutureTask.run(Unknown Source) at com.jpexs.helpers.CancellableWorker.run(CancellableWorker.java:66) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException at com.jpexs.decompiler.flash.abc.avm2.instructions.InstructionDefinition.resolveMultiname(In structionDefinition.java:97) at com.jpexs.decompiler.flash.abc.avm2.instructions.other.GetSuperIns.translate(GetSuperIns.j ava:43) at com.jpexs.decompiler.flash.abc.avm2.AVM2Code.toSourceOutput(AVM2Code.java:1637) at com.jpexs.decompiler.flash.abc.avm2.graph.AVM2GraphSource.translatePart(AVM2GraphSource.ja va:104) at com.jpexs.decompiler.graph.Graph.printGraph(Graph.java:1480) at com.jpexs.decompiler.graph.Graph.printGraph(Graph.java:1747) at com.jpexs.decompiler.graph.Graph.printGraph(Graph.java:814) at com.jpexs.decompiler.graph.Graph.translate(Graph.java:450) at com.jpexs.decompiler.flash.abc.avm2.graph.AVM2Graph.translateViaGraph(AVM2Graph.java:142) at com.jpexs.decompiler.flash.abc.avm2.AVM2Code.toGraphTargetItems(AVM2Code.java:1815) at com.jpexs.decompiler.flash.abc.types.MethodBody$1.call(MethodBody.java:271) at com.jpexs.decompiler.flash.abc.types.MethodBody$1.call(MethodBody.java:266) ... 7 more

State: closed→returned

JPEXS

07/06/2015, 9:18:48 am

I guess it's fixed.

State: returned→upgraded

honfika

07/06/2015, 1:18:04 pm

True, fixed. Thanks.

State: upgraded→closed