SAP Message 53380 - No link maintained to target system &2

Diagnosis
The distribution model does not include a link to required targetsystem(s) &V2&.

Procedure
Check that the correct target system has been selected, or inform yoursystem administrator.

Procedure for System Administration
Check the distribution model. Has target system &V2& been entered? Hasobject &V3& been entered with method &V4& for the link from &V1& toV2?