Android: build: TypeError: argument of type 'NoneType' is not iterable

[ERROR] Exception occured while building Android project:

[ERROR] Traceback (most recent call last):

[ERROR]   File '/Users/akzes/Library/Application Support/Titanium/mobilesdk/osx/3.1.0.GA/android/builder.py', line 2528, in <module>

[ERROR]     builder.build_and_run(False, avd_id, debugger_host=debugger_host, profiler_host=profiler_host)

[ERROR]   File '/Users/akzes/Library/Application Support/Titanium/mobilesdk/osx/3.1.0.GA/android/builder.py', line 2264, in build_and_run

[ERROR]     self.manifest_changed = self.generate_android_manifest(compiler)

[ERROR]   File '/Users/akzes/Library/Application Support/Titanium/mobilesdk/osx/3.1.0.GA/android/builder.py', line 1404, in generate_android_manifest

[ERROR]     '-I', self.android_jar], warning_regex=r'skipping')

[ERROR]   File '/Users/akzes/Library/Application Support/Titanium/mobilesdk/osx/3.1.0.GA/android/run.py', line 38, in run

[ERROR]     print '[DEBUG] %s' % subprocess.list2cmdline(args_to_log)

[ERROR]   File '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py', line 587, in list2cmdline

[ERROR] TypeError: argument of type 'NoneType' is not iterable

[ERROR] :  Build process exited with code 1

[ERROR] :  Project failed to build after 1s 448ms

Second Time Run:

[ERROR] Error generating R.java from manifest

[ERROR] :  Build process exited with code 1

[ERROR] :  Project failed to build after 1s 7ms