2308858 - Checks after phase PREP_GENCHECKS/NTACT_CHK were negative!

• The Software Update Manager (SUM) stops in phase PREP_GENCHECKS/NTACT_CHK with the error :

  Checks after phase PREP_GENCHECKS/NTACT_CHK were negative
  
  Last error code set: No new lines found in logfiles.

• In NTACT_CHK.LOG you will find erorr(s) similar to:

  ETQ121 20160413180011 #1 (1): PID xxx execute '/usr/sap/<SID>/SUM/abap/exe/tp ntaction ntop=CHKANT QP3 pf=/usr/sap/<SID>/SUM/abap/var/DEFAULT.TPP intdel=YES -Dntact_timecmp=no protyear=40 protsuffix=NTACT_CHK totabname=/ISDFPS/FDPDAFOR_0705' in background, output written to '/usr/sap/QP3/SUM/abap/log/TP.001'.

• In NTACT_CHK.ELG you will find error(s) similar to:
  

  3 ETP000Xread nt "":
  2EETP000XRead table " ": pgntab call: table not found.
  2AETP000 Table " ": unknown error -9

nametab inactive runtime , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem