3341704 - CTE - Runtime error ASSERTION_FAILED during post of expense reports

When you try to post a few expense reports are preventing the FEEDBACK LOOP to finish by raising DUMP:

Category               ABAP programming error
Runtime Errors         ASSERTION_FAILED
ABAP Program           CL_CTE_FND_POST_LOG_TRACE=====CP

Information on where terminated
    The termination occurred in ABAP program or include
     "CL_CTE_FND_POST_LOG_TRACE=====CP", in "ADD_LOG_TRACE_LIST". The
    main program was "CTE_FIN_PROCESS_POSTING_DOCS".

In the source code, the termination point is in line 43 of include
     "CL_CTE_FND_POST_LOG_TRACE=====CM002".
    include "CL_CTE_FND_POST_LOG_TRACE=====CM002".

The DOCUMENT_ID is empty for almost all METHOD STACK:

|LS_DOCUMENT_KEY-DOCUMENT_ID                                                                       |
|     *here should be the doc id*                                      |
|    22222222222222222222222222222222                                                              |
|    00000000000000000000000000000000                                                              |
|    00000000000000000000000000000000                                                              |
|    00000000000000000000000000000000      

But the DOCUMENT_ID exists in CL_CTE_FIN_POST_HANDLER_ER=>POST_NEW_DOCUMENTS in variable LS_DOCUMENT_DATA.

• SAP ECC
• SAP S/4 Hana On-Premise

Concur, Documents, ASSERTION_FAILED, CL_CTE_FND_POST_LOG_TRACE, ISO, INTCA, T005, POSTING, FAILED, CTE_POST_MONI, CTE_DOC_MONI, RUNTIME, ERROR, FEEDBACK, LOOP , KBA , BNS-CON-SE-S4 , Concur Suite Enablement S/4HANA Integration , BNS-CON-SE-ERP , Concur ERP Integration , Known Error