Debug (line 133 of ModelAsController.php): Using record #2 of type app\src\Pages\BlogHolder with link /blog
Line 392 in /www/htdocs/w01bb5e3/domains/landeszentrale-bremen/vendor/silverstripe/framework/src/Control/HTTPResponse.php
383 $this->getStatusCode(), 384 $this->getStatusDescription() 385 ); 386 header($method ?? ''); 387 foreach ($this->getHeaders() as $header => $value) { 388 header("{$header}: {$value}", true, $this->getStatusCode() ?? 0); 389 } 390 } elseif ($this->getStatusCode() >= 300) { 391 // It's critical that these status codes are sent; we need to report a failure if not. 392 user_error( 393 sprintf( 394 "Couldn't set response type to %d because of output on line %s of %s", 395 $this->getStatusCode(), 396 $line, 397 $file 398 ),