C:\Jenkins Workspace\LUAESD\Setup>msiexec /qn /i "LUA.msi" /norestart /l*v LUAInstal lationLogs.txt C:\Jenkins Workspace\LUAESD\Setup> C:\Jenkins Workspace\LUAESD\Setup> C:\Jenkins Workspace\LUAESD\Setup>perl temp.pl Killing running isbew processes if any.. Killing running msiexec processes if any.. Failed to kill pid: 4100 Trying to kill pid 4100 one more time using taskkill.. done Uninstalling LUA.. Killing child thread id: 1 done LUA uninstalled successfully Installing LUA.. Killing running isbew processes if any.. Killed pid: 4332 Killing running msiexec processes if any.. Free to wrong pool 26540e0 not 2c39b8 during global destruction. Killed pid: 1712 <<<<<<< here, Perl.exe gets crashed