Titanium SDK 3.1.1 [ERROR] TypeError: argument of type 'NoneType' is not iterable on building android app

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http://stackoverflow.com – I´m trying to run an android app with Alloy framework and got this error: [TRACE] Writing out AndroidManifest.xml [ERROR] Exception occured while building Android project: [ERROR] Traceback (most recent call last): [ERROR] File "C:\Users\hardik\AppData\Roaming\Titanium\mobilesdk\win32\3.1.1.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 "C:\Users\hardik\AppData\Roaming\Titanium\mobilesdk\win32\3.1.1.GA\android\builder.py", line 2264, in build_and_run [ERROR] s (HowTos)