OutboundRA - Error in Receiver IDoc Channel

Hi Experts,

We have set-up the Java IDOC_AAE configuration according to the documentation mentioned below -

http://a248.g.akamai.net/n/248/420835/56c2ce22d9f611f223717a77d0032ea05633c0516dffe22233af9fce22318231/sapasset.download…

After doing all the settings, and configuring the channel we tested end to end. It is working fine, we are able to receiver IDocs in ECC system.

But, if we ping the channel getting the error as below -

Please advice what is wrong with the configuration, that everything is working fine but in the channel logs it is reflecting error.

Thanks,

Nidhi