ECROSSREFNO is a standard SAP Table which is used to store Reference Number for IDoc data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The ECROSSREFNO table consists of various fields, each holding specific information or linking keys about Reference Number for IDoc data available in SAP. These include INT_CROSSREFNO (IDE: internal cross reference number), INT_UI (Internal key for point of delivery), KEYDATE (End of billing period), CROSSREFNO (IDE: cross reference number)... 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. .