Pegasus Gate

Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /opt/pegasusgate/core/Atlantis/Prototype/BlogPost.php:307 Stack trace: #0 /opt/pegasusgate/www/themes/default/area/element/post-listing.phtml(147): Atlantis\Prototype\BlogPost->GetShortDesc() #1 /opt/pegasusgate/vendor/netherphp/surface/src/Nether/Surface.php(617): require('...') #2 [internal function]: Nether\Surface->Nether\{closure}() #3 /opt/pegasusgate/vendor/netherphp/surface/src/Nether/Surface.php(621): call_user_func() #4 /opt/pegasusgate/core/Atlantis/Element.php(65): Nether\Surface->GetArea() #5 /opt/pegasusgate/core/Atlantis/Element.php(39): Atlantis\Element->Render() #6 /opt/pegasusgate/www/themes/default/area/blog/index.phtml(63): Atlantis\Element->__ToString() #7 /opt/pegasusgate/vendor/netherphp/surface/src/Nether/Surface.php(617): require('...') #8 [internal function]: Nether\Surface->Nether\{closure}() #9 /opt/pegasusgate/vendor/netherphp/surface/src/Nether/Surface.php(621): call_user_func() #10 /opt/pegasusgate/vendor/netherphp/surface/src/Nether/Surface.php(633): Nether\Surface->GetArea() #11 /opt/pegasusgate/vendor/netherphp/surface/src/Nether/Surface.php(981): Nether\Surface->ShowArea() #12 /opt/pegasusgate/core/Atlantis/Site/PublicWeb.php(291): Nether\Surface->Area() #13 /opt/pegasusgate/routes/Blog/Index.php(124): Atlantis\Site\PublicWeb->Area() #14 [internal function]: Routes\Blog\Index->Index() #15 /opt/pegasusgate/vendor/netherphp/avenue/src/Nether/Avenue/RouteHandler.php(41): call_user_func_array() #16 /opt/pegasusgate/vendor/netherphp/avenue/src/Nether/Avenue/Router.php(111): Nether\Avenue\RouteHandler->Run() #17 /opt/pegasusgate/www/index.php(12): Nether\Avenue\Router->Run() #18 {main} thrown in /opt/pegasusgate/core/Atlantis/Prototype/BlogPost.php on line 307