bootstrapper.exe doesn’t work in Skype for Business Server 2019

Applies to: Skype for Business Server 2019

Symptoms


In Microsoft Skype for Business Server 2019, when you run the bootstrapper.exe at the location \Program Files\Skype For Business 2019\Deployment, you receive the following error message:
Error encountered: Command execution failed: The given key was not present in the dictionary.

Resolution


To fix this issue, install the December 2019 cumulative update 7.0.2046.151 for Skype for Business Server 2019, Core Components.