Fatal error: Uncaught TypeError: Return value of Amirsarhang\Instagram::getUserAccessToken() must be of the type string, bool returned in /home/areasolu/public_html/instagram/vendor/amirsarhang/instagram-php-sdk/src/Instagram.php:78 Stack trace: #0 /home/areasolu/public_html/instagram/callback.php(32): Amirsarhang\Instagram::getUserAccessToken() #1 /home/areasolu/public_html/instagram/callback.php(36): PublishInstagramCallback->callback() #2 {main} thrown in /home/areasolu/public_html/instagram/vendor/amirsarhang/instagram-php-sdk/src/Instagram.php on line 78