External login for server '%1' could not be found

Error constant SQLE_OMNI_EXTLOGIN_NOT_FOUND
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 The name of the remote server.
Severity 11
SQLCODE –712
SQLSTATE WO013
Sybase error code 11221
Probable cause

An external login for the server and user does not exist.