Message Text
Amp does not exist: namespace(variable1), local-name(variable2), document-uri(variable3), database(variable4)
Cause
An amp identified by ($namespace, $local-name, $document-uri, $database) is not present in the system.
Response
Verify that there is an amp that can be identified by the provided namespace, local-name, document-uri, and database.
Message Text
Amp already exists
Cause
An amp identified by the ($namespace, $local-name, $document-uri)
tuple is already present in the context database.
Response
Provide a unique tuple ($namespace, $local-name, $document-uri, $database)
when creating the amp