vim nginx.conf
press '
Messages maintainer: Bram Moolenaar <Bram@vim.org>                                                                                                                               
Error detected while processing function XPTtgr..XPTemplateStart..<SNR>156_DoStart..<SNR>156_RenderSnippet..<SNR>156_BuildSnippet..<SNR>156_BuildPlaceHolders..<SNR>156_NextLeftM
ark:                                                                                                                                                                             
line   40:                                                                                                                                                                       
E121: Undefined variable: content                                                                                                                                                
Error detected while processing function XPTtgr..XPTemplateStart..<SNR>156_DoStart..<SNR>156_RenderSnippet..<SNR>156_BuildSnippet..<SNR>156_BuildPlaceHolders..<SNR>156_NextLeftM
ark:                                                                                                                                                                             
line   40:                                                                                                                                                                       
E116: Invalid arguments for function len( content ) / 2 )                                                                                                                        
Error detected while processing function XPTtgr..XPTemplateStart..<SNR>156_DoStart..<SNR>156_RenderSnippet..<SNR>156_BuildSnippet..<SNR>156_BuildPlaceHolders..<SNR>156_NextLeftM
ark:                                                                                                                                                                             
line   40: