SAML Logout URL is not working

Hi I need some assistance to setup logout from my application. I have added the below details from metadata which is mentioned for logout. but when I use this It is not working. I tried to change the methods from other community help but is not working. I am getting the below error

“There could be a misconfiguration in the system or a service outage. We track these errors automatically, but if the problem persists feel free to contact us.
Please try again.”