Solution : https://service.sap.com/sap/support/notes/339622 (SAP Service marketplace login required)
Key words :
message types behaves differently, additional key words ale, symptom ale filtering, filter objects refer, highest segment level, ale filtering, highest level, idoc segment, segment meets, segment/object
Related Notes :
| 328842 | HR-CA-ALE: Complex filter groups for HRMD_A |
| 198833 | HR-CA-ALE:Error when using filter groups for HRMD_A |
| 197215 | |
| 181880 |