3786476 - Message ED266 "Modification parenthesis structure is inconsistent" displays when undoing the modification of flow logic of ABAP Dynpro screen painter via modification assistance

Symptom

Message ED266 "Modification parenthesis structure is inconsistent" displays when undoing the modification of flow logic of ABAP Dynpro screen painter via modification assistance:

*Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

Environment

SAP Netweaver Release 816

Product

SAP S/4HANA 2025 ; SAP S/4HANA Cloud Private Edition 2025

Keywords

Modification parenthesis structure is inconsistent, ED266, ED, 266, modification, modification assistance, screen , KBA , BC-DWB-TOO-ABA , ABAP Editor , Problem

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