The severity (element SeverityCode ) distinguishes between errors in the following ways:
Information ( SeverityCode = 1)
Contains general information displayed by the interface.
Warning ( SeverityCode = 2)
Describes an error where the requested operation could be performed on an object, but the object could not be defined completely.
A receiver agreement was set up without a receiver communication channel being assigned.
Error ( SeverityCode = 3)
Describes an error where the requested operation could not be performed on an object.
An object cannot be created or changed because the object key was not entered completely.
Termination ( SeverityCode = 4)
Describes a runtime failure when calling the Web Service. When a termination occurs the transaction is rolled back.