XF 2.2 Failed to refresh OAuth access token for emailBounceHandler: Failed to request resource. HTTP Code: 400

What am I doing wrong with the settings and why the forum has a lot of errors with email Bounce Handler ?​

Server error log
Stack trace
Code:
#0 src/vendor/lusitanian/oauth/src/OAuth/OAuth2/Service/AbstractService.php(224): XF\ConnectedAccount\Http\Client->retrieveResponse(Object(OAuth\Common\Http\Uri\Uri), Array, Array)
#1 src/XF/Repository/Option.php(229): OAuth\OAuth2\Service\AbstractService->refreshAccessToken(Object(OAuth\OAuth2\Token\StdOAuth2Token))
#2 src/XF/EmailBounce/Processor.php(246): XF\Repository\Option->refreshEmailAccessTokenIfNeeded('emailBounceHand...')
#3 src/XF/SubContainer/Bounce.php(15): XF\EmailBounce\Processor::getDefaultBounceHandlerStorage(Object(XF\Pub\App))
#4 src/XF/Container.php(31): XF\SubContainer\Bounce->XF\SubContainer\{closure}(Object(XF\Container))
#5 src/XF/SubContainer/Bounce.php(43): XF\Container->offsetGet('storage')
#6 src/XF/Job/EmailBounce.php(20): XF\SubContainer\Bounce->storage()
#7 src/XF/Job/Manager.php(260): XF\Job\EmailBounce->run(7.99869)
#8 src/XF/Job/Manager.php(202): XF\Job\Manager->runJobInternal(Array, 7.99869)
#9 src/XF/Job/Manager.php(86): XF\Job\Manager->runJobEntry(Array, 7.99869)
#10 job.php(43): XF\Job\Manager->runQueue(false, 8)
#11 {main}
Request state
Code:
array(4) {
  ["url"] => string(8) "/job.php"
  ["referrer"] => string(53) "https://crowdsource.pro/admin.php?logs/server-errors/"
  ["_GET"] => array(0) {
  }
  ["_POST"] => array(0) {
  }
}
 
Code:
Failed to refresh OAuth access token for emailBounceHandler: Failed to request resource. HTTP Code: 400
6 minutes ago src/XF/ConnectedAccount/Http/Client.php:67
Failed to refresh OAuth access token for emailUnsubscribeHandler: Failed to request resource. HTTP Code: 400
18 minutes ago src/XF/ConnectedAccount/Http/Client.php:67
Bounce connection error: cannot read - connection closed?
21 minutes ago src/vendor/laminas/laminas-mail/src/Protocol/Imap.php:123
Unsubscribe connection error: last request failed
21 minutes ago src/vendor/laminas/laminas-mail/src/Protocol/Pop3.php:167
Failed to refresh OAuth access token for emailUnsubscribeHandler: Failed to request resource. HTTP Code: 400
21 minutes ago src/XF/ConnectedAccount/Http/Client.php:67
Bounce connection error: cannot read - connection closed?
Today at 5:58 PM src/vendor/laminas/laminas-mail/src/Protocol/Imap.php:123
Failed to refresh OAuth access token for emailBounceHandler: Failed to request resource. HTTP Code: 400
Today at 5:58 PM src/XF/ConnectedAccount/Http/Client.php:67
Unsubscribe connection error: last request failed
Today at 5:44 PM src/vendor/laminas/laminas-mail/src/Protocol/Pop3.php:167
Failed to refresh OAuth access token for emailUnsubscribeHandler: Failed to request resource. HTTP Code: 400
Today at 5:44 PM src/XF/ConnectedAccount/Http/Client.php:67
Bounce connection error: cannot read - connection closed?
Today at 5:28 PM src/vendor/laminas/laminas-mail/src/Protocol/Imap.php:123
Failed to refresh OAuth access token for emailBounceHandler: Failed to request resource. HTTP Code: 400
Today at 5:28 PM src/XF/ConnectedAccount/Http/Client.php:67
Unsubscribe connection error: last request failed
Today at 5:28 PM src/vendor/laminas/laminas-mail/src/Protocol/Pop3.php:167
Failed to refresh OAuth access token for emailUnsubscribeHandler: Failed to request resource. HTTP Code: 400
Today at 5:28 PM src/XF/ConnectedAccount/Http/Client.php:67
Bounce connection error: cannot read - connection closed?
Today at 3:26 PM src/vendor/laminas/laminas-mail/src/Protocol/Imap.php:123
Failed to refresh OAuth access token for emailBounceHandler: Failed to request resource. HTTP Code: 400
Today at 3:26 PM src/XF/ConnectedAccount/Http/Client.php:67
Unsubscribe connection error: last request failed
Today at 3:26 PM src/vendor/laminas/laminas-mail/src/Protocol/Pop3.php:167
Failed to refresh OAuth access token for emailUnsubscribeHandler: Failed to request resource. HTTP Code: 400
Today at 3:26 PM src/XF/ConnectedAccount/Http/Client.php:67
Bounce connection error: cannot read - connection closed?
Today at 2:38 PM src/vendor/laminas/laminas-mail/src/Protocol/Imap.php:123
Failed to refresh OAuth access token for emailBounceHandler: Failed to request resource. HTTP Code: 400
Today at 2:38 PM src/XF/ConnectedAccount/Http/Client.php:67
Unsubscribe connection error: last request failed
Today at 2:38 PM src/vendor/laminas/laminas-mail/src/Protocol/Pop3.php:167
 
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