我是 Titanium App Development 的新手，正在使用 Fedora 操作系统和 Titanium Studio 和 Titanium sdk 3.1.2.GA 来开发 App。当我创建并运行示例程序时，它显示以下问题。
[ERROR] Exception occured while building Android project:
[ERROR] Traceback (most recent call last):
[ERROR] File "/root/.titanium/mobilesdk/linux/3.1.2.GA/android/builder.py", line 2596, in <module>
[ERROR] builder.build_and_run(False, avd_id, debugger_host=debugger_host, profiler_host=profiler_host)
[ERROR] File "/root/.titanium/mobilesdk/linux/3.1.2.GA/android/builder.py", line 2400, in build_and_run
[ERROR] launched, launch_failed = self.package_and_deploy()
[ERROR] File "/root/.titanium/mobilesdk/linux/3.1.2.GA/android/builder.py", line 1881, in package_and_deploy
[ERROR] self.keystore_alias], protect_arg_positions=(6,))
[ERROR] File "/root/.titanium/mobilesdk/linux/3.1.2.GA/android/run.py", line 45, in run
[ERROR] process = subprocess.Popen(args, stderr=subprocess.PIPE, stdout=subprocess.PIPE)
[ERROR] File "/usr/lib/python2.7/subprocess.py", line 679, in __init__
[ERROR] errread, errwrite)
[ERROR] File "/usr/lib/python2.7/subprocess.py", line 1249, in _execute_child
[ERROR] raise child_exception
[ERROR] OSError: [Errno 2] No such file or directory
[ERROR] : Build process exited with code 1
[ERROR] : Project failed to build after 29s 938ms
[ERROR] Application Installer abnormal process termination. Process exit value was 1
请帮我解决这个问题。