Test that the screen object has been created

src/mesh/http/WebServer.cpp

@@ -180,6 +180,7 @@ void createSSLCert()
                     esp_task_wdt_reset();
 
                     if ((millis() / 1000 >= 3) && screen) {       
+                        if (screen)
                             screen->setSSLFrames();
                     }
                 }