[BUG] Exception while decompiling weird twrp apk??

[endingisnight]

Information

1. Apktool Version (apktool -version) - v2.9.2-64-62ad27a5-SNAPSHOT
2. Operating System (Mac, Linux, Windows) - Linux
3. APK From? (Playstore, ROM, Other) - hell (see APK)
4. Java Version (java --version) -

openjdk version "1.8.0_422"
OpenJDK Runtime Environment (build 1.8.0_422-b05)
OpenJDK 64-Bit Server VM (build 25.422-b05, mixed mode)

Stacktrace/Logcat

Exception in thread "main" brut.androlib.exceptions.AndrolibException: unsupported res type name for bags. Found: c
        at brut.androlib.res.data.value.ResValueFactory.bagFactory(ResValueFactory.java:102)
        at brut.androlib.res.decoder.ARSCDecoder.readComplexEntry(ARSCDecoder.java:462)
        at brut.androlib.res.decoder.ARSCDecoder.readEntryData(ARSCDecoder.java:383)
        at brut.androlib.res.decoder.ARSCDecoder.readTableType(ARSCDecoder.java:340)
        at brut.androlib.res.decoder.ARSCDecoder.readResourceTable(ARSCDecoder.java:96)
        at brut.androlib.res.decoder.ARSCDecoder.decode(ARSCDecoder.java:44)
        at brut.androlib.res.data.ResTable.loadResPackagesFromApk(ResTable.java:182)
        at brut.androlib.res.data.ResTable.loadMainPkg(ResTable.java:134)
        at brut.androlib.res.ResourcesDecoder.decodeResources(ResourcesDecoder.java:153)
        at brut.androlib.ApkDecoder.decode(ApkDecoder.java:147)
        at brut.apktool.Main.cmdDecode(Main.java:220)
        at brut.apktool.Main.main(Main.java:92)

Steps to Reproduce

apktool decode --output 'out' 'GT.OTA.Helper_en.apk'

Frameworks

If this APK is from an OEM ROM (Samsung, HTC, LG). Please attach framework files
(.apks that live in /system/framework or /system/priv-app)

Not sure if it is..

APK

https://github.com/qiurigao/RMX2202/releases/download/1.1.0/GT.OTA.Helper_en.apk

Questions to ask before submission

1. Have you tried apktool d, apktool b without changing anything? n/a
2. If you are trying to install a modified apk, did you resign it? n/a
3. Are you using the latest apktool version? yup

[iBotPeaches]

Exception in thread "main" brut.androlib.exceptions.AndrolibException: unsupported res type name for bags. Found: c

Interesting - what type is "c"

[endingisnight]

Interesting - what type is "c"

that's what I came here to figure out :)

[endingisnight]

Ah, it threw an exception so I thought it was a bug. Since this is out of the realm of apktool I'll close the issue.

[iBotPeaches]

I haven't reviewed this yet, could be bug.