Cannot modify header information - headers already sent by (output started at /www/wwwroot/whst007.com/wwwroot/thinkphp/helper.php(415) : eval()'d code:1)

Call Stack

1. in Sitemap.php line 105
2. at Error::appError(2, 'Cannot modify header...', '/www/wwwroot/whst007...', 105, [])
3. at header('Content-Type: text/x...') in Sitemap.php line 105
4. at Sitemap->Show() in Seo.php line 48
5. at Seo->Sitemap()
6. at ReflectionMethod->invokeArgs(object(Seo), []) in Container.php line 395
7. at Container->invokeReflectMethod(object(Seo), object(ReflectionMethod), []) in Module.php line 129
8. at Module->think\route\dispatch\{closure}(object(Request), object(Closure), null)
9. at call_user_func_array(object(Closure), [object(Request), object(Closure), null]) in Middleware.php line 185
10. at Middleware->think\{closure}(object(Request))
11. at call_user_func(object(Closure), object(Request)) in Middleware.php line 130
12. at Middleware->dispatch(object(Request), 'controller') in Module.php line 134
13. at Module->exec() in Dispatch.php line 167
14. at Dispatch->run() in App.php line 431
15. at App->think\{closure}(object(Request), object(Closure), null)
16. at call_user_func_array(object(Closure), [object(Request), object(Closure), null]) in Middleware.php line 185
17. at Middleware->think\{closure}(object(Request))
18. at call_user_func(object(Closure), object(Request)) in Middleware.php line 130
19. at Middleware->dispatch(object(Request)) in App.php line 434
20. at App->run() in index.php line 21