Maximum number of items that can be serialized or deserialized in an object grap

清泛网 · 发表于 2015-04-22 16:40:24

报错消息：
Maximum number of items that can be serialized or deserialized in an object graph is '65536'. Change the object graph or increase the MaxItemsInObjectGraph quota.

修改如下相应的WCF配置，即可解决。
服务器端：
<system.serviceModel>
<behaviors>
   <serviceBehaviors>
      <behavior name="ServiceBehavior">
      <serviceMetadata httpGetEnabled="true"/>
      <serviceDebug includeExceptionDetailInFaults="true"/>
      <dataContractSerializer maxItemsInObjectGraph="2147483647"/>
      </behavior>
   </serviceBehaviors>
</behaviors>

<bindings>
   ...
</bindings>

<services>
   <service behaviorConfiguration="ServiceBehavior" ...>
      ...
   </service>
</services>
<serviceHostingEnvironment multipleSiteBindingsEnabled="true"/>
  </system.serviceModel>

客户端：
<system.serviceModel>
      <behaviors>
            <endpointBehaviors>
                     <behavior name="ServiceBehavior">
                              <dataContractSerializer maxItemsInObjectGraph="2147483647"/>
                     </behavior>
            </endpointBehaviors>
      </behaviors>

      <bindings>
            ...
      </bindings>

      <client>
            <endpoint ... behaviorConfiguration="ServiceBehavior" />
      </client>
</system.serviceModel>