Could not send file: com.sap.aii.adapter.oftp2.ra.protocol.exception.SessionException: Start File failed: 13 (Duplicate File): Duplicate file.

Dear all,

we are getting below error

Transmitting the message to endpoint <local>
using connection HTTP_AAE_http://sap.com/xi/XI/System failed, due to: com.sap.engine.interfaces.messaging.api.exception.MessagingException:
javax.resource.ResourceException: Could not send file: com.sap.aii.adapter.oftp2.ra.protocol.exception.SessionException: Start File failed: 13 (Duplicate File): Duplicate file.

Adapter type: OFTP

Transport protocol is TCP/IP

Message protocol is  OFTP 2.0

Could you please suggest me.

Thanks

Prem