1705448 - Import log does not contain the exact error message during Support Package upgrade

During Support package update from SPAM or SAINT or SP_MANAGER the packages failed with RC 8 or RC 12 but when we check the import log of the package it is not showing any error message just some line of R3trans and tp command

ETW000 active unconditional modes:1

ETW000  [dev trc     ,00000]  Disconnected from connection 0

                                        80705  3.574837

ETW000  [dev trc     ,00000]  statistics db_con_commit (com_total=2,

com_tx=2)                         501  3.575338

ETW000  [dev trc     ,00000]  statistics db_con_rollback (roll_total=0,

roll_tx=0)                     575  3.575913

There is just a reference of errors but there is no error defined in the import log.

SPAM, SAINT, SP_MANAGER, tp, R3trans, OS/400, AS/400, IBM i, iseries , KBA , BC-UPG-OCS-SPA , Support package tools for ABAP , BC-UPG-OCS , Online Corr. Support (Tools:Supp.-Pack., Addon Install/Upgr) , Problem