Solution : https://service.sap.com/sap/support/notes/1349339 (SAP Service marketplace login required)
Key words :
enter message short text, duet task pane, prerequisites program error, press 'change' button, enter '/osp/a_msg', terms leave management, /osp/a_msg, message class, recorded leave, hour reason
Related Notes :
1290238 | Duet 1.5 Leave Management: ERP 2004 |
1290237 | Duet 1.5 Leave Management: ERP 6.0 (2005) |
1280059 | Alloy 1.0: Release Information Note |