Trial1:

　　1) quit sublime text 3

　　2) Find "~\Sublime Text 3\Index" folder and remov files in it

     3) reopen the project

If not work, then Trial2:

　　add "Key Bindings-Users":

　　　　[

　　　　　　{ "keys": ["ctrl+shift+r"], "command": "goto_symbol_in_project" }

　　　　]

　　and reboot sublime text 3.(It‘s means you catch one bug of sumlime text 3. Congratulations!!)

sublime text 3 can not use "ctrl+shift+r" goto symble!!