Toolchain Manager doesnt open after installing

[Tal.]

after i installed toolchain manager in nRF connect desktop, i want to open toolchain manager. However, the following error message opens. I am using Windows. 

[SwRa]

HI Tal,

Just To confirm, you have also installed the nRF Command line tools right.? Also have you downloaded the nRF Connect for Desktop and nRF Command line tools from the official website of Nordic ?

Regards,

Swathy