Warning: Undefined variable $hasKeyword in /home/gttow/public_html/src/App/Service/Commerce/ProductListing/ProductListing.php on line 192

Fatal error: Uncaught Laminas\HttpHandlerRunner\Exception\EmitterException: Unable to emit response; headers already sent in /home/gttow/public_html/src/App/Service/Commerce/ProductListing/ProductListing.php:192 in /home/gttow/public_html/vendor/laminas/laminas-httphandlerrunner/src/Exception/EmitterException.php:15 Stack trace: #0 /home/gttow/public_html/vendor/laminas/laminas-httphandlerrunner/src/Emitter/SapiEmitterTrait.php(38): Laminas\HttpHandlerRunner\Exception\EmitterException::forHeadersSent('/home/gttow/pub...', 192) #1 /home/gttow/public_html/vendor/laminas/laminas-httphandlerrunner/src/Emitter/SapiEmitter.php(21): Laminas\HttpHandlerRunner\Emitter\SapiEmitter->assertNoPreviousOutput() #2 /home/gttow/public_html/src/App/Router/Router.php(672): Laminas\HttpHandlerRunner\Emitter\SapiEmitter->emit(Object(Laminas\Diactoros\Response\HtmlResponse)) #3 /home/gttow/public_html/src/App/Router/Router.php(614): AWD\Boilerplate\Router\Router->initController('CategoryControl...', 'search') #4 /home/gttow/public_html/src/App/Router/Router.php(480): AWD\Boilerplate\Router\Router->loadController('CategoryControl...', 'search') #5 /home/gttow/public_html/src/App/Router/Router.php(264): AWD\Boilerplate\Router\Router->createRoute(Array, '/product-search...', Array) #6 /home/gttow/public_html/src/App/Router/Router.php(144): AWD\Boilerplate\Router\Router->addRoute(Array, '/product-search...', Array) #7 /home/gttow/public_html/routes/web.php(33): AWD\Boilerplate\Router\Router->get('/product-search...', Array) #8 /home/gttow/public_html/src/App/Boilerplate.php(57): require_once('/home/gttow/pub...') #9 /home/gttow/public_html/src/App/Boilerplate.php(41): AWD\Boilerplate\Boilerplate->registerApp() #10 /home/gttow/public_html/src/App/Boilerplate.php(19): AWD\Boilerplate\Boilerplate->registerComponents() #11 /home/gttow/public_html/index.php(53): AWD\Boilerplate\Boilerplate->init() #12 {main} thrown in /home/gttow/public_html/vendor/laminas/laminas-httphandlerrunner/src/Exception/EmitterException.php on line 15