2718718 - Upgrade is getting failed in phase MAIN_NEWBAS/PARCONV_UPG with runtime error DBIF_RSQL_INVALID_RSQL and exception CX_SY_OPEN_SQL_DB

During the upgrade running with Software Update Manager, background job is getting failed in phase MAIN_NEWBAS/PARCONV_UPG with the below dump:

Dump:

Category ABAP Programming Error
Runtime Errors DBIF_RSQL_INVALID_RSQL
Except. CX_SY_OPEN_SQL_DB
ABAP Program %_T0001Y
Application Component Not Assigned
Date and Time 12.11.2018 20:38:00

Short text
Error in module RSQL of the database interface

What happened?
Error in the ABAP Application Program

The current ABAP program "%_T0001Y" had to be terminated because it has
come across a statement that unfortunately cannot be executed.

What can you do?
Note down which actions and inputs caused the error.

To process the problem further, contact you SAP system
administrator.

How to correct the error
Please check the entries in the system log (Transaction SM21).
Internal call code.........: "[RSQL/INSR/QCMBSEG ]"
Check the entries in the developer trace of the relevant work process
(transaction ST11).
Here you can find detailed information about the type and length of the
database field as well as the ABAP field into which the field was to be
imported.

Read more...

Upgrade running with Software Update Manager

Table : BSEG

SAP ERP 6.0 ; SAP NetWeaver 2004 ; SAP NetWeaver 7.0 ; SAP NetWeaver 7.1 ; SAP NetWeaver 7.2 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

QCMBSEG, DBIF_RSQL_INVALID_RSQL , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-DWB-DIC-AC , ABAP Dictionary Activation and Conversion , Problem