Date - FEB 2011
Affected Product Version - NVBU 8.5.3
OS Version - Windows 7
Description:
Windows 7 comes with Windows Defender enabled causing upgrade to fail.
Symptoms:
Failed to launch process to run script ckinstall.sh
1. Search for "Defender"
2. Open Windows Defender, select tools, then options, then administrator and uncheck "Use this program".