add a general description to the group of errors

Author: renetapopova

modules/ROOT/pages/errors/gql-errors.adoc

@@ -474,6 +474,8 @@ For more information, see link:https://neo4j.com/docs/operations-manual/current/
 ====
 == System configuration or operation exception
 
+System configuration or operation exception errors occur when there is an error in the system configuration or operation, such as procedure registration failure, a missing class field annotation, an unsupported injectable component type, duplicate field names, invalid map key type, etc.
+
 === 51N00
 
 Status description:: error: system configuration or operation exception - procedure registration error. Failed to register procedure.