frida.core.RPCException: unable to find method 'root'

Dump ipa failed.

• Mac python3.7
• Mac frida 12.2.30
• iOS frida 12.2.30

[info] attaching to target
Traceback (most recent call last):
  File "dump.py", line 246, in <module>
    main()
  File "dump.py", line 242, in main
    task.run()
  File "dump.py", line 220, in run
    self.dump()
  File "dump.py", line 156, in dump
    self.root = self.script.exports.root()
  File "/usr/local/lib/python3.7/site-packages/frida/core.py", line 322, in method
    return script._rpc_request('call', js_name, args)
  File "/usr/local/lib/python3.7/site-packages/frida/core.py", line 250, in _rpc_request
    raise result[2]
frida.core.RPCException: unable to find method 'root'

[Magic-Unique]

When I change the code in line 199 from:

script.exports.archive(self.root, decrypted, self.opt)

to

self.script.exports.archive(self.root, decrypted, self.opt)

The problem solved.

Before archive to *.ipa, I got some error log out:

unknown message: {'type': 'error', 'description': "TypeError: cannot read property 'name' of undefined", 'stack': "TypeError: cannot read property 'name' of undefined\n    at [anon] (duk_hobject_props.c:2384)\n    at src/libarchive.js:25\n    at o (node_modules/browser-pack/_prelude.js:1)\n    at src/index.js:9\n    at o (/script1.js:1)\n    at r (/script1.js:1)\n    at /script1.js:11729", 'fileName': '/script1.js', 'lineNumber': 11574, 'columnNumber': 1}
[info] compressing archive: /private/var/mobile/Containers/Data/Application/8110A118-BCDD-497C-9EC5-78B682DDD057/tmp/hif3sxngcps.ipa

[laozhongyi-0326]

Mac python3.8 Mac frida 15.1.17 安卓 frida 15.1.17 安卓10 frida -U -f com.ss.android.ugc.aweme -l pass_ssl.js ____ / _ | Frida 15.1.17 - A world-class dynamic instrumentation toolkit | (| | > _ | Commands: // |_| help -> Displays the help system . . . . object? -> Display information about ‘object’ . . . . exit/quit -> Exit . . . . . . . . More info at https://frida.re/docs/home/ . . . . . . . . Connected to ONEPLUS A5000 (id=852e2c6d) Spawning com.ss.android.ugc.aweme…
Exception in thread Thread-1: Traceback (most recent call last): File “/usr/local/Cellar/python@3.8/3.8.3_1/Frameworks/Python.framework/Versions/3.8/lib/python3.8/threading.py”, line 932, in _bootstrap_inner self.run() File “/usr/local/Cellar/python@3.8/3.8.3_1/Frameworks/Python.framework/Versions/3.8/lib/python3.8/threading.py”, line 870, in run self._target(*self._args, **self._kwargs) File “/usr/local/lib/python3.8/site-packages/frida_tools/application.py”, line 809, in _run work() File “/usr/local/lib/python3.8/site-packages/frida_tools/application.py”, line 405, in _try_start self._start() File “/usr/local/lib/python3.8/site-packages/frida_tools/repl.py”, line 149, in _start self._set_autoperform(self._autoperform_option) File “/usr/local/lib/python3.8/site-packages/frida_tools/repl.py”, line 520, in _set_autoperform if self._is_java_available(): File “/usr/local/lib/python3.8/site-packages/frida_tools/repl.py”, line 529, in _is_java_available return script.exports.java_available() File “/usr/local/lib/python3.8/site-packages/frida/core.py”, line 468, in method return script._rpc_request(‘call’, js_name, args, **kwargs) File “/usr/local/lib/python3.8/site-packages/frida/core.py”, line 26, in wrapper return f(*args, **kwargs) File “/usr/local/lib/python3.8/site-packages/frida/core.py”, line 400, in _rpc_request raise result[2] frida.core.RPCException: Error: VM::AttachCurrentThread failed: -1 at o (frida/node_modules/frida-java-bridge/lib/result.js:4) at <anonymous> (frida/node_modules/frida-java-bridge/lib/vm.js:27) at <anonymous> (frida/node_modules/frida-java-bridge/lib/vm.js:15) at Ye (frida/node_modules/frida-java-bridge/lib/android.js:500) at Ae (frida/node_modules/frida-java-bridge/lib/android.js:196) at ye (frida/node_modules/frida-java-bridge/lib/android.js:16) at _tryInitialize (frida/node_modules/frida-java-bridge/index.js:17) at y (frida/node_modules/frida-java-bridge/index.js:9) at <anonymous> (frida/node_modules/frida-java-bridge/index.js:320) at call (native) at o (/_java.js) at <anonymous> (/_java.js) at <anonymous> (frida/runtime/java.js:1) at call (native) at o (/_java.js) at r (/_java.js) at <eval> (frida/runtime/java.js:3) at _loadJava (native) at get (frida/runtime/core.js:130) at <anonymous> (/java_check.js:1) at apply (native) at <anonymous> (frida/runtime/message-dispatcher.js:13) at c (frida/runtime/message-dispatcher.js:23)