Solution : https://service.sap.com/sap/support/notes/1229383 (SAP Service marketplace login required)
Key words :
incorrect code page, sap gui reports, kernel patch corrects, erroneous data received, sapscript data, data conversion, data block, work correctly, transferred, application
Related Notes :
1112768 | error trace: DiagOConvert input and output buffer ... |
621992 | DIAG protocol permits several code pages |