JPEXS Free Flash Decompiler Issue Tracker

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This is the place where all feature requests and bug reports of JPEXS Free Flash Decompiler (FFDec) are handled.

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Type:	featurebugquestionother
State:	newopenedpostponedupgradedclosedinvalidignoredreturned
Labels:	ABCABC exploreraddFrameScriptAdding scriptAIRAnti-aliasApi versioningAPNGAS1/2AS3AVIBinaryDataBlend modesBroken JPEGBroken SWFBrowserBuildBundlesBUTTONCONDButtonsCanvas exportCharsetClean ABCClippingCommandlineComponentsConcurrentModificationCubic curvesCyclic tagsDark modeDeadlockDebuggerDecompilationDefineInSpriteDeobfuscationDependenciesDirect EditationDockerDocumentationDrag&DropDuplicate packEmbedEXEExportExternal ViewerExternalLinkFFDec sourceffdec.shFiltersFind usagesFLA exportFlash EOLFlash LiteFlash ViewerFlashCCFlashDevelopFlexFontsFormattingFramesFree transformGFXGIFGoogle CodeGUIHarmanHaXeHeaderHighlighterIconIggyImagesImportImport scriptsImportAssetsInitializersInstallationIntelliJ IDEAJavaJava 9JSyntaxPaneLarge SWFLetter spacingLibraryLineEndingsLinuxLoaderLZMAMacMemory searchMiter joinMonitorMorphshapesMultiple classesNamespacesObfuscatedOld FLA formatson(xxx)P-codePackersPDFPerformancePinsProgressProxyRaw EditationRead only SWFRename identifiersRTLScaling gridScaling strokesScenesScript executionScrollbarsSearchSearch MemoryShapesSimple editorSimplify expressionsSite featureSOLSoundSpecialSpritesStack sizeStartupSupportSVGSWCSwfMovieSWFToolsSymbolClassTag positionTagsTamilTextToolsTranslationTranslatorTweenUnicodeUnknown instructionsUpdate systemUpside-down fontValue Too LargeVideoVirusTotalVS CodeWebPXMLZoomExact match
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Id	Title		Type	Statenew: Initial state. As long as issue is in this state, the work on the issue has not yet begun. opened: Opened state means developer started working on the issue. Feature/Fix will probably be in the next release. postponed: This means developer is not working on it now, for some reason it cannot be implemented now. Issue may be opened again in the future. upgraded: Issue is in upgraded state when developer made changes to the program and new version was released. closed: This means the user is satisfied with issue results and no more changes are needed. invalid: These issues cannot be solved. ignored: Developer decided to take no action on this issue. returned: Program changes were made but user is not satisfied and returned the issue.	Owner	Modified
#2698	ActionScript 2.0 unable to handle a while loop after a switch case		bug	closed	iRod	04/16/2026, 9:40:36 am
#2680	AS2 nightly regression on decompilation		bug	upgraded	Randomno	03/27/2026, 7:48:23 am
#2665	FFDec 25.1.3 fails to decompile what 24.0.0 can decompile		bug	closed	square_nine	03/19/2026, 3:37:36 pm
#2664	AS2 decompilation: nightly regression with -- operator		bug	closed	worstcc	03/10/2026, 4:52:05 pm
#2654	AS2: Decompilation error in class file		bug	upgraded	Randomno	03/10/2026, 10:35:24 am
#2651	AS1 decompilation: Regression on for loop		bug	upgraded	Randomno	03/04/2026, 8:52:00 am
#2636	Many things wrong in decompilation of a manually p-coded class		bug	closed	dimusLV	02/19/2026, 10:21:04 pm
#2625	Native function parameter names missing in ActionScript output		question	opened	crobes	02/09/2026, 2:51:23 pm
#2618	AVM1 decompilation error on incrementing member		bug	upgraded	Randomno	02/10/2026, 7:11:52 pm
#2586	curly_close expected but semiclon found - even when i didnt edit anything and just tried to save		bug	closed	red	02/19/2026, 10:53:13 pm
#2568	Incorrect decompilation with deobfuscation enabled		bug	upgraded	sudobash418	03/10/2026, 10:33:15 pm
#2542	Excess decompilation time		bug	upgraded	glaggagb	03/19/2026, 9:11:34 pm
#2540	Actionscript source code looks not, and not corresponding to p-code		bug	closed	zsd2	02/19/2026, 10:33:41 pm
#2536	Specific class decompilation lags a lot on newest version		bug	closed	dimusLV	02/19/2026, 10:32:32 pm
#2530	Feature about the script export		feature	closed	conor	02/19/2026, 10:56:10 pm
#2524	AS2 P-Code edit: Class files missing target offsets on nightly		bug	closed	Randomno	09/06/2025, 7:27:09 pm
#2520	AS1/2 decompilation: regression on while loop on nightly		bug	closed	Randomno	09/06/2025, 7:26:27 pm
#2519	AS1/2 decompilation/deobfuscation: loop0 remaining in code		bug	closed	Randomno	09/06/2025, 7:26:03 pm
#2517	Decompilation error on for/switch statement		bug	closed	Randomno	09/06/2025, 7:25:32 pm
#2500	Comma operator not decompiled correctly		bug	closed	JPEXS	09/06/2025, 7:23:32 pm
#2497	Using swap instruction causes incorrect decompiled execution order		bug	closed	JPEXS	09/06/2025, 7:22:25 pm
#2493	Incorrect placement of §§push instructions		bug	closed	JPEXS	09/06/2025, 7:21:57 pm
#2488	Not decompiled due to timeout		question	closed	Its_Ender_	07/24/2025, 8:16:53 am
#2474	Goto statements (manually inserted) incorrectly decompiled		bug	closed	JPEXS	09/06/2025, 7:19:48 pm
#2473	Always-break loops containing breaks handled incorrectly		bug	closed	JPEXS	02/19/2026, 10:55:56 pm
#2459	Local variables becoming global when editing ActionScript		bug	closed	Randomno	05/26/2025, 11:05:21 pm
#2391	Double not operator appears on some ternary expressions		bug	closed	Thisguy248	05/25/2025, 1:07:05 pm
#2329	ReferenceError with Proxy type after save		bug	closed	Thisguy248	05/25/2025, 1:00:07 pm
#2322	Dot operator appears after save and causes error		bug	closed	Thisguy248	05/25/2025, 12:58:07 pm
#2319	Divide equals operator bugs on decomp in newer version		bug	closed	Thisguy248	09/24/2024, 9:18:07 pm
#2299	Decompilation error: NullPointerException (null)		bug	closed	liquidbydesign	09/23/2024, 9:49:41 pm
#2296	deobfuscation problem with strike force heroes		bug	closed	AppleManSunny	05/25/2025, 12:55:45 pm
#2291	AS2 direct edit renames local variables incorrectly		bug	closed	dimusLV	05/25/2025, 12:55:27 pm
#2270	Value assignment and if checking		bug	closed	shadow	08/12/2024, 8:24:57 pm
#2267	21.0.0 regression: class contains instructions, 20.1.0 decompilation works fine		bug	closed	xrtxn	09/23/2024, 9:38:12 pm
#2234	Unnecessary extra inserted into ActionScript code		bug	closed	Llama	09/23/2024, 9:43:44 pm
#2231	Unnecessary String conversion		bug	closed	Aivaz	08/01/2024, 9:44:54 pm
#2228	Prefer hexadecimal representation if context is masking bytes		feature	closed	ODAKAB	09/23/2024, 9:36:29 pm
#2226	continue; keyword is removed when editing & saving a file in JPEXS | script execution timeout		bug	closed	ReactX	09/23/2024, 9:36:46 pm
#2216	AS2/AS1 Methods being decompiled all in lowercase instead of camelCase		question	closed	Grubsic	03/31/2024, 7:44:55 pm
#2207	The method that could be decompiled in ffdec_18.5.0 and ffdec_19.0.0 versions cannot be decompiled in ffdec_20.1.0. The configurations for all versions of ffdec are exactly the same.		bug	opened	zzidex	03/19/2024, 8:27:46 am
#2190	CURLY_CLOSE expected but COLON found on line 700		bug	closed	umbra	09/23/2024, 9:28:27 pm
#2183	Variable usages named "newline" get compiled into "\n"		bug	closed	kjarosh	02/02/2024, 11:05:11 am
#2114	compiler ignores parenthesis important for order of execution		question	closed	3plus4i	05/25/2025, 1:35:10 pm
#2099	ActionScript decompiler altering numbers in the code		bug	closed	3plus4i	09/23/2024, 9:09:49 pm
#2094	Some problems with "Export embedded assets via [Embed]"		bug	closed	RenderDragon	10/06/2023, 4:13:27 pm
#2093	New version often uses fully qualified names on export		bug	closed	ODAKAB	11/19/2023, 4:10:21 pm
#2085	java.lang.NullPointerException		bug	closed	zolaz	10/02/2023, 5:34:36 pm
#2066	NullPointerException in ScriptInfo.getPacks when attempting to load api-versioned SWF		feature	closed	Aaron1011	11/19/2023, 4:08:32 pm
#2052	Adding a class to the first DoABC adds it to the second DoABC tag + Automatic Deobfuscation issue		bug	closed	Puzzlecube	11/19/2023, 4:04:17 pm