[ie8.log]
0.180: ================================================================================
0.180: 2019/03/11 16:50:42.678 (local)
0.180: c:\731d389c81d977f8b49fee02\update\update.exe (version 6.3.15.0)
0.180: Hotfix started with following command line: /quiet /norestart /er /log:c:\txt 
0.180: CheckSystem: GetCheckedFree failed :STATUS_CHECKED_FREE_MISMATCH
0.180: DoInstallation: CheckSystem Failed: 0xf002 
0.180: Internet Explorer 8 Setup cannot update a checked (debug) system with a free (retail) version of Internet Explorer 8, or vice versa.
0.180: Update.exe extended error code = 0xf002