Solution : https://service.sap.com/sap/support/notes/766847 (SAP Service marketplace login required)
Key words :
system issues information message cp752 'long text, long text exists, archived production orders, archive info structure, terms pparchr1, program error, solution implement, prerequisites, corrections
Related Notes :
| 395258 | CO28, COOIS: The Long Text Language field is not filled |