C14 Controller Error occuring after firmware update

Hi, I am using xArm7.
I upgraded Farmware and Studio to version 2.2.0 and now I get a C14 error when starting Studio.
Do you know how to solve this problem?

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Hi Toshinori,

I have sent you an email, please arrange a quick video meeting at that link, I will remotely download the friction file and troubleshoot it, thank you.

Best regards,
Minna