$message = "Unable to emit headers. Headers sent in file=$file line=$line";
            trigger_error($message, E_USER_WARNING);
        }

Cake\Http\ResponseEmitter::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 71
Cake\Http\Server::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/Server.php, line 128
[main] /home/appsites/www/www/webroot/index.php, line 40

            $response->getStatusCode(),
            ($reasonPhrase ? ' ' . $reasonPhrase : '')
        ));

header [internal], line ??
Cake\Http\ResponseEmitter::emitStatusLine() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 168
Cake\Http\ResponseEmitter::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 74
Cake\Http\Server::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/Server.php, line 128
[main] /home/appsites/www/www/webroot/index.php, line 40

            foreach ($values as $value) {
                header(sprintf(
                    '%s: %s',

header [internal], line ??
Cake\Http\ResponseEmitter::emitHeaders() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 197
Cake\Http\ResponseEmitter::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 75
Cake\Http\Server::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/Server.php, line 128
[main] /home/appsites/www/www/webroot/index.php, line 40

            foreach ($values as $value) {
                header(sprintf(
                    '%s: %s',

header [internal], line ??
Cake\Http\ResponseEmitter::emitHeaders() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 197
Cake\Http\ResponseEmitter::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 75
Cake\Http\Server::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/Server.php, line 128
[main] /home/appsites/www/www/webroot/index.php, line 40

            /** @psalm-suppress InvalidArgument */
            return setcookie($cookie->getName(), $cookie->getScalarValue(), $cookie->getOptions());
        }

setcookie [internal], line ??
Cake\Http\ResponseEmitter::setCookie() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 236
Cake\Http\ResponseEmitter::emitCookies() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 218
Cake\Http\ResponseEmitter::emitHeaders() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 206
Cake\Http\ResponseEmitter::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 75
Cake\Http\Server::emit() /home/appsites/www/www/vendor/cakephp/cakephp/src/Http/Server.php, line 128
[main] /home/appsites/www/www/webroot/index.php, line 40