ant 编译 flex 失败
报:E:\ant\build.xml:33: FLEX_HOME does not exist.ant的脚本其中的相关部分:
 <property name="FLEX_HOME" value="D:\Program Files\Adobe\Flex Builder 3\sdks\3.2.0"/>
    
    <property name="src.view" value="//depot/ITSM/01开发库/04实现/03源程序/src/itsm/..."/>
    <taskdef resource="flexTasks.tasks"  />     <target name="compileflex">
          <mxmlc 
            file="${FlexApp.dir}/Test.mxml" 
            output="${stage.air.dir}/Test.swf"
            actionscript-file-encoding="UTF-8"
            incremental="true"
      locale="en_US"
      services="E:\ant\ITSM\01开发库\04实现\03源程序\src\itsm\javaitsm\src\main\webapp\WEB-INF\flex\services-config.xml"
           >
            <source-path path-element="${FlexApp.dir}"/>
            <compiler.library-path dir="E:\ant\ITSM\01开发库\04实现\03源程序\src\itsm\flexitsm\libs" append="true">
                <include name="*.swc" />
            </compiler.library-path>
           <load-config filename="${FLEX_HOME}\frameworks\flex-config.xml"/> 
           <classpath refid="all-libs" />
        </mxmlc>
       </target>