Skype for Business – Update Installer – There were errors during the installation process.
I was recently installing the latest Skype4B CU and came across a strange issue where one of the updates would not install. The error message I received was: “Skype for Business Server 2015 Update Installer: There were errors during the installation process. For details, see the log file atC:\Users\chris\AppData\Local\Temp\Skype_patchinstallerlog-FE01-[2016-08-01][15-28-31].txt” Checking the log files indicated an error 1603. A bit of googling led me to various blog posts advising to ensure all MMCs were closed, checking there was enough disk space on the Front End and also running the Deployment Wizard again. None of these solutions worked for me, I tried running the installer from an elevated prompt and also tried installing server.msp manually. ...