Solution : https://service.sap.com/sap/support/notes/962921 (SAP Service marketplace login required)
Key words :
s012-wewrt_b values, cancelled quantity > quantity, goods receipt quantity, multiple schedule lines, goods receipt cancellation, cancelled quantity, goods receipt, schedule lines, s012-wewrt, s012-wemng
Related Notes :
763547 | Distribution of Invoice Values against Schedule Lines |
617240 | Distribution of quantities against schedule lines |