Solution : https://service.sap.com/sap/support/notes/858347 (SAP Service marketplace login required)
Key words :
choose 'goto -> text elements', sym text mlenobj object, e-mail reason, 'cancel substitution' function, text maintenance, text symbol, url titles, terms substitute, program error, transaction se24
Related Notes :
952077 | Determining/canceling substitution: Sending the notification |
837381 | cProjects: Error when defining substitute |