Fatal error: Uncaught Error: Class "League\OAuth1\Client\Signature\Signature" not found in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/league/oauth1-client/src/Signature/PlainTextSignature.php:5
Stack trace:
#0 {main}
  thrown in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/league/oauth1-client/src/Signature/PlainTextSignature.php on line 5