Solution : https://service.sap.com/sap/support/notes/1003088 (SAP Service marketplace login required)
Key words :
tables x_param_tab structure rcgwwicolltable exceptions internal_error, edit report templatethis note concerns, require windows wordprocessor integration, edit report template, dot dated march 02, c12layout function group, c12layout_execute_macro function module, terms ehs32sp14psehs2004sp18psehs2005sp11psehswwisp16if_ex_ehss_wwi_badi_001ehss_wwi_badi_001 reason, 00 support package 14 eh&, erp 2004 support package 18
Related Notes :
| 1066086 | EH&S WWI: Corrections in WWI Support Package 16 |
| 964078 | EH&S WWI: Error in BAdI for editing report template |