Fatal error: Uncaught Error: Interface 'GuzzleHttp\Promise\PromisorInterface' not found in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\常用外掛\bdthemes-element-pack\modules\user-login\vendor\guzzlehttp\guzzle\src\Pool.php:19 Stack trace: #0 {main} thrown in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\常用外掛\bdthemes-element-pack\modules\user-login\vendor\guzzlehttp\guzzle\src\Pool.php on line 19