The maximum message size quota for incoming messages (65536) has been exceeded
As per this question’s answer You will want something like this: <bindings> <basicHttpBinding> <binding name=”basicHttp” allowCookies=”true” maxReceivedMessageSize=”20000000″ maxBufferSize=”20000000″ maxBufferPoolSize=”20000000″> <readerQuotas maxDepth=”32″ maxArrayLength=”200000000″ maxStringContentLength=”200000000″/> </binding> </basicHttpBinding> </bindings> Please also read comments to the accepted answer there, those contain valuable input.