Error: `use.modularity' requires a full dendrogram, i.e. a connected graph when running Clustering

[fishfree]

For Chinese texts such as:

Warning: Error in complete.dend: `use.modularity' requires a full dendrogram, i.e. a connected graph
  151: stop
  150: complete.dend
  149: as.dendrogram.communities
  146: as.hclust.communities
  144: dend2vis [tallFunctions.R#1246]
  143: eventReactiveValueFunc [C:\Users\pc\AppData\Local\R\win-library\4.4\tall\tall/server.R#2232]
   99: dendFunction
   98: shinyRenderWidget [C:\Users\pc\AppData\Local\R\win-library\4.4\tall\tall/server.R#2237]
   97: func
   84: renderFunc
   83: output$w_clusteringPlot
    2: runApp
    1: tall