在Flash Builder Flash應用程序正在引發此錯誤：我如何找到哪個變量是未定義的？ （Flash Builder中）
ReferenceError: Error #1065: Variable is not defined.
沒有告訴我這是一個變量，不是定義，但要注意有間「變量」和「是」兩個空格。它給了我更多關於哪些代碼行有問題的反饋，但這些行全部在實際的flash/mxml包中，而不是我自己的項目中的任何文件。
我懷疑它與我的PHP數據/服務有關，但我不知道哪些變量不會被定義。我對調試不太熟悉，所以我不確定如何確定問題出現在哪裏。
at global/flash.utils::getDefinitionByName() at mx.utils::DescribeTypeCache$/describeType()[E:\dev\4.x\frameworks\projects\framework\src\mx\utils\DescribeTypeCache.as:106] at com.adobe.serializers.utility::TypeUtility$/getType()[/Users/sameer/depot/flex/ide_builder/com.adobe.flexbuilder.dcrad/serializers/src/com/adobe/serializers/utility/TypeUtility.as:90] at com.adobe.serializers.utility::TypeUtility$/assignProperty()[/Users/sameer/depot/flex/ide_builder/com.adobe.flexbuilder.dcrad/serializers/src/com/adobe/serializers/utility/TypeUtility.as:516] at com.adobe.serializers.utility::TypeUtility$/convertToStrongType()[/Users/sameer/depot/flex/ide_builder/com.adobe.flexbuilder.dcrad/serializers/src/com/adobe/serializers/utility/TypeUtility.as:498] at com.adobe.serializers.utility::TypeUtility$/convertListToStrongType()[/Users/sameer/depot/flex/ide_builder/com.adobe.flexbuilder.dcrad/serializers/src/com/adobe/serializers/utility/TypeUtility.as:454] at com.adobe.serializers.utility::TypeUtility$/convertResultHandler()[/Users/sameer/depot/flex/ide_builder/com.adobe.flexbuilder.dcrad/serializers/src/com/adobe/serializers/utility/TypeUtility.as:367] at mx.rpc.remoting::Operation/http://www.adobe.com/2006/flex/mx/internal::processResult()[E:\dev\4.x\frameworks\projects\rpc\src\mx\rpc\remoting\Operation.as:316] at mx.rpc::AbstractInvoker/http://www.adobe.com/2006/flex/mx/internal::resultHandler()[E:\dev\4.x\frameworks\projects\rpc\src\mx\rpc\AbstractInvoker.as:313] at mx.rpc::Responder/result()[E:\dev\4.x\frameworks\projects\rpc\src\mx\rpc\Responder.as:56] at mx.rpc::AsyncRequest/acknowledge()[E:\dev\4.x\frameworks\projects\rpc\src\mx\rpc\AsyncRequest.as:84] at NetConnectionMessageResponder/resultHandler()[E:\dev\4.x\frameworks\projects\rpc\src\mx\messaging\channels\NetConnectionChannel.as:547] at mx.messaging::MessageResponder/result()[E:\dev\4.x\frameworks\projects\rpc\src\mx\messaging\MessageResponder.as:235]