2399324 - Error "The command 'tp' from tool 'tp' could not be executed successfully" in upgrade phase TOOLVERSXML_FEATURES_R3LD_TP_EXTRACT

Error "The command 'tp' from tool 'tp' could not be executed successfully" occurred in the upgrade phase TOOLVERSXML_FEATURES_R3LD_TP_EXTRACT in SUM(Software Update Manager).

Error messages follow the pattern below can be found in the log file tp_exe.out.
*********************
EXECUTING <SUM folder>/abap/exe/tp GETCAPABILITIES <SID> pf= <SUM folder>/abap/var/TOOLVERS.TPP
This is tp version <TP version> (release <TP release>, unicode enabled)
ERROR: Connect to <SID> failed (<Time stamp>, probably wrong environment).
TRACE-INFO: 1:  [     dev trc,00000]  <Time stamp>
TRACE-INFO: 2:  [     dev trc,00000]  DlLoadLib() success: dlopen("<SUM folder>/abap/exe/dboraslib.so"), hdl 0, count 1, addr 2416fa0
TRACE-INFO: 3:  [     dev trc,00000]  -->DbSlControl(con=-1,cmd=47=DBSL_CMD_IMP_FUNS_SET) -> changed=30, tagset=1
TRACE-INFO: 4:  [     dev trc,00000]  -->DbSlControl(con=-1,cmd=39=DBSL_CMD_SET_SINGLETASK)
TRACE-INFO: 5:  [     dev trc,00000]  -->DbSlControl(con=-1,cmd=10=DBSL_CMD_DBCA_PTR_GET)
TRACE-INFO: 6:  [     dev trc,00000]  -->DbSlControl(con=-1,cmd=10=DBSL_CMD_DBCA_PTR_GET)
TRACE-INFO: 7:  [dbsloci.c   ,00000]  *** ERROR => DbSlConnect(DBSL_DEFAULT_CON_INFO): invalid connect method (civ=-1)
TRACE-INFO: 8:  [     dev trc,00000]     DbSlConnect(con=-1) -> orc=0, rc=18=DBSL_ERR_CONNECT

tp returncode summary:

TOOLS: Highest return code of single steps was: 0
ERRORS: Highest tp internal error was: 0232
tp finished with return code: 232
*********************

SAP ABAP System

Oracle database

SUM, TOOLVERSXML_FEATURES_R3LD_TP_EXTRACT,  DBSL_DEFAULT_CON_INFO, GETCAPABILITIES, DlLoadLib, DbSlControl, DBSL_ERR_CONNECT, 0232, 232 , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-DB-DBI , DB Independent Database Interface , Problem