Error: cannot load data from the server: “RadStudio.json” metadata file does not exist for RAD Studio 10.4

Error: cannot load data from the server: “RadStudio.json” metadata file does not exist

Whenever you see this error, run the following command:

GetItCmd.exe -c=useonline

From the RAD Studio Command Prompt after you have changed the directory to

C:\Programme Files (x86)\Embarcadero\Studio\21.0\bin

Source: https://community.idera.com/developer-tools/general-development/f/getit-and-third-party/72378/problems-with-getit-delphi-10-4-sydney