vim的ycm配置怎么定义函数跳转啊？

Question

小弟按照ycm的配置，弄了下vim。发现无法跳转到函数定义：

下面是vimrc的配置文件

我按,u ,i ,o之后都出现第一个图中的问题，没有跳转到函数定义啊。还请各位大神帮忙看看，不甚感激。

Answer 1

先按leader件，再按下u 或i 或o

Answer 2

shrekshen， 您好，ycm跳转定义功能您搞定了麽；我也遇到过无法跳转问题：
在c++工程下，没法跳转；
RuntimeError: Can't jump to definition.
log：
142 2017-06-14 18:08:11,518 - INFO - Received command request
143 Traceback (most recent call last):
144 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/bottle/bottle.py", line 861, in _handle
145 return route.call(**args)
146 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/bottle/bottle.py", line 1734, in wrapper
147 rv = callback(a, *ka)
148 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/watchdog_plugin.py", line 109, in wrapper
149 return callback( args, *kwargs )
150 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/hmac_plugin.py", line 72, in wrapper
151 body = callback( args, *kwargs )
152 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/handlers.py", line 83, in RunCompleterCommand
153 request_data ) )
154 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/completer.py", line 336, in OnUserCommand
155 return command( self, request_data, arguments[ 1: ] )
156 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/cpp/clang_completer.py", line 121, in
157 self._GoToDefinition( request_data ) ),
158 File "/root/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/cpp/clang_completer.py", line 176, in _GoToDefinition
159 raise RuntimeError( 'Can't jump to definition.' )
160 RuntimeError: Can't jump to definition.