Solution : https://service.sap.com/sap/support/notes/965447 (SAP Service marketplace login required)
Key words :
errorthe system displays message tu 770, tu 769 budget billing plan &1 adjusted, -added taxtu 770 budget billing plan &1, converted budget billing plans, individual budget billing plans, budget billing plan &1 due, budget billing plan, changeable due dates, attached program corrections, changed tax code
Related Notes :
990271 | REUMWS00: Change of the tax amount |
987156 | REUMWS00: Various changes in the program |