UPWB_DEBUG_USER is a standard SAP Table which is used to store Users, that have debugging enabled data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The UPWB_DEBUG_USER table consists of various fields, each holding specific information or linking keys about Users, that have debugging enabled data available in SAP. These include UNAME (User Name)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .