在编译程序所使用的services-config.xml 文件中定义你的channel 为SecureAMFChannel
<channels>
<channel-definition id="my-amfphp" class="mx.messaging.channels.SecureAMFChannel">
<endpoint uri="https://192.168.8.29/amfphp/gateway.php" class="flex.messaging.endpoints.SecureAMFEndpoint"/>
<properties>
<add-no-cache-headers>false</add-no-cache-headers>
<polling-enabled>false</polling-enabled>
<serialization>
<instantiate-types>false</instantiate-types>
</serialization>
</properties>
</channel-definition>
</channels>