Hi Ashutosh,
here the PROFREAD.SAV Log
#!--------------------------------------------------------------
#!---- MASKING file "PROFREAD.LOG" from "E:\usr\sap\T66\SUM\abap\log"
#!---- TIME: 20160504141325 PHASE: PREP_PRE_CHECK/PROFREAD
#!--------------------------------------------------------------
1 ETQ201 Entering upgrade-phase "PREP_PRE_CHECK/PROFREAD" ("20160504140427")
2 ETQ367 Connect variables are set for standard instance access
4 ETQ399 System-nr = '00', GwService = 'sapgw00' Client = '000'
1 ETQ200 Executing actual phase 'PREP_PRE_CHECK/PROFREAD'.
1 ETQ399 Phase arguments:
2 ETQ399 Arg[0] = ''
4 ETQ399 Starting dialog 'Passwords' at 20160504140427.
1 ETQ359 RFC Login to: System="T66", AsHost="sde1-020" Nr="00", Client="000", GwHost="sde1-020", GwService="sapgw00"
2 ETQ232 RFC Login succeeded
4 ETQ010 Date & Time: 20160504140553
1 ETQ233 Calling function module "RFCPING" by RFC
1 ETQ234 Call of function module "RFCPING" by RFC succeeded
4 ETQ010 Date & Time: 20160504140553
4EETQ399 Dialogue validator 'OSValidator' failed with 'OS user password does not work, please reenter: System error: The user name or password is incorrect.
'.
4 ETQ399 Repeat dialog since input validation failed.
When I restart the server I restart the sapstartsrv together?
Thanks
Vincenzo