CamelSmppError=034,CamelSmppStatus=UNDELIV

We are using Apache Camel in our application.

Can you tell me some information about these errors?

CamelSmppError=034, CamelSmppStatus=UNDELIV

We doing some transaction on Production. In logs, I have exceptions like this.

The user is not able to complete his transaction during this camel error.

In which cases, these errors will come?

Any one tell me how to resolve it?

Your suggestions are highly recommended.

Thanks in Advance.