Solution : https://service.sap.com/sap/support/notes/807604 (SAP Service marketplace login required)
Key words : 
otr temporary storage corrects, translation transaction 'sotr_edit' reason, ' sus ' character string, call transaction '/$otr', transaction 'sotr_edit', otr buffer, symptom texts, correct language, terms cache, support package
Related Notes : 
       
| 887348 | SRMSUS: FAQ for error analysis and logging OSS tickets | 
| 797257 | SRM40-SUS: Translation does not exist |