Transporter HELP

Hi, I added an ipa file on transporter and got this message:

Verifying or delivering apps requires that certain development tools bundled with Xcode are installed.>>>

I don't understand. This didn't happen before.

https://macpaw.com/how-to/install-command-line-tools

Follow these instructions on downloading xcode and its command line tools. It's necessary for Transporter to work.

Transporter HELP
 
 
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