方法不存在:app\index\controller\Index->pic()

Call Stack

1. in Controller.php line 107
2. at Controller->think\route\dispatch\{closure}(object(Request)) in Pipeline.php line 59
3. at Pipeline->think\{closure}(object(Request)) in Pipeline.php line 66
4. at Pipeline->then(object(Closure)) in Controller.php line 113
5. at Controller->exec() in Dispatch.php line 89
6. at Dispatch->run() in Route.php line 772
7. at Route->think\{closure}(object(Request)) in Pipeline.php line 59
8. at Pipeline->think\{closure}(object(Request)) in Pipeline.php line 66
9. at Pipeline->then(object(Closure)) in Route.php line 773
10. at Route->dispatch(object(Request), object(Closure)) in Http.php line 216
11. at Http->dispatchToRoute(object(Request)) in Http.php line 206
12. at Http->think\{closure}(object(Request)) in Pipeline.php line 59
13. at Pipeline->think\{closure}(object(Request)) in MultiApp.php line 71
14. at MultiApp->think\app\{closure}(object(Request)) in Pipeline.php line 59
15. at Pipeline->think\{closure}(object(Request)) in Pipeline.php line 66
16. at Pipeline->then(object(Closure)) in MultiApp.php line 72
17. at MultiApp->handle(object(Request), object(Closure))
18. at call_user_func([object(MultiApp), 'handle'], object(Request), object(Closure)) in Middleware.php line 142
19. at Middleware->think\{closure}(object(Request), object(Closure)) in Pipeline.php line 85
20. at Pipeline->think\{closure}(object(Request)) in SessionInit.php line 67
21. at SessionInit->handle(object(Request), object(Closure))
22. at call_user_func([object(SessionInit), 'handle'], object(Request), object(Closure)) in Middleware.php line 142
23. at Middleware->think\{closure}(object(Request), object(Closure)) in Pipeline.php line 85
24. at Pipeline->think\{closure}(object(Request)) in TraceDebug.php line 71
25. at TraceDebug->handle(object(Request), object(Closure))
26. at call_user_func([object(TraceDebug), 'handle'], object(Request), object(Closure)) in Middleware.php line 142
27. at Middleware->think\{closure}(object(Request), object(Closure)) in Pipeline.php line 85
28. at Pipeline->think\{closure}(object(Request)) in Pipeline.php line 66
29. at Pipeline->then(object(Closure)) in Http.php line 207
30. at Http->runWithRequest(object(Request)) in Http.php line 170
31. at Http->run() in index.php line 20