1838707 - ASSERTION_FAILED dump in method "FILL_TABLES" of class "CL_RSSH_DTP_PROXY"

The following dump happens if:

• a hierarchy is loaded with a DTP or
• a transformation is transported, which target is a Hierarchy

"ASSERTION_FAILED"
"CL_RSSH_DTP_PROXY=============CP" or
"CL_RSSH_DTP_PROXY=============CM01S"
"FILL_TABLES"

CALL FUNCTION 'RSD_IOBJ_GET'          
  EXPORTING                           
    i_iobjnm         = l_s_iobj-iobjnm
    i_objvers        = i_objvers      
  IMPORTING                           
    e_s_viobj        = l_s_viobj      
    e_s_cob_pro      = l_s_cob_pro    
  EXCEPTIONS                          
    iobj_not_found   = 1              
    illegal_input    = 2              
    bct_comp_invalid = 3              
    OTHERS           = 4.             
ASSERT sy-subrc = 0.                  

The variable L_S_IOBJ-IOBJNM points to a technical characteristic like 0OBJECTID or 0H_HIERNODE or any 0H_* characteristic.

• SAP NetWeaver Business Warehouse 7.30
• SAP NetWeaver Business Warehouse 7.31
• SAP NetWeaver Business Warehouse 7.40
• SAP NetWeaver Business Warehouse 7.50
• SAP BW/4HANA

DTP dump "ASSERTION_FAILED" business content installation D Version, 0H_CHILDID, 0H_HIENM, 0H_HIERNODE, 0H_INTERVL, 0H_IOBJNM, 0H_LEAFNOD, 0H_LINK, 0H_NEXTID, 0H_NODEID, 0H_NODEPOS, 0H_NORESTNO, 0H_PARENTID, 0H_SIGNCH, 0H_STARTLEV, 0H_TLEVEL, 0H_VERSION, 0OBJECTID, 0IOBJNM, RDDEXECL. , KBA , BW-WHM-DST-DTP , Data Transfer Process , BW-WHM-DST , Data Staging , BW4-ME-DTP , Data Transfer Process Metadata , Problem