Jetpack error

my website : www.phonesyard.com
I installed jetpack on my wordpress and when i click set up
it show me error massege
Error Details: The registration secrets sent by your site do not match the ones the Jetpack server has on record.
can anyone help me?

https://www.inmotionhosting.com/support/community-support/website-troubleshooting/jetpack-plugin-connection-failure-registration-secrets-do-not-match