If you are looking for the decompiler itself, visit https://github.com/jindrapetrik/jpexs-decompiler
+ update 2020: WARNING - support of the decompiler is now VERY LIMITED. There are no active developers. This means we will NOT develop new features and/or fix most of bugs. We left the tracker running in case somebody from community would like to work on it. Sorry for the inconvenience.
List of issues#84 Can't decompile some classes
Author: 
honfika
honfikaDate created:
Type: bug
Visibility: Everybody
Assigned to:
Labels: AS3Decompilation
State: closed 
> What steps will reproduce the problem?
1. Open attached swf. Try to decompile scripts/com/hurlant/math/BigInteger
or
2. Export all
> What is the expected output? What do you see instead?
1. Expected: Some AS code
1. Actual: "Please wait..." forever (or at least for very long time)
2. Actual: error message: "Error during export", the status line shows BigInteger class.
> What version of the product are you using? On what operating system?
1.5.1
Windows 7 x64
> Please provide any additional information below. Attach the file you have problem with
if neccessary. If you do not want to publish files YOU CAN CHANGE VISIBILITY TO PRIVATE
fbclient7__E89774F0__.swf (2,868 KiB)
State: new→opened
Hi,
version 1.5.1u1 was released.
Try it, it should work.
State: opened→upgraded
Hi,
Thanks, it works:)
Sorry, yesterday I wrote this comment to bug #83. please remove it.
Okay, comment removed :-)
State: upgraded→closed