Solution : https://service.sap.com/sap/support/notes/658091 (SAP Service marketplace login required)
Key words :
attached source code corrections, terms pi sheet, error message c1801, program error, dropdown list, browser based, dropdown lists, transactions co55, co67 reason, solution implement
Related Notes :
| 660744 | Browser-based PI sheets: Performance |
| 616632 | Performance improvement for many dropdown lists |