wangxuebin Posted November 4, 2012 Share Posted November 4, 2012 'Abstract error' occurs when I build TunitreeView. I write function in a single dephi public unit(without form) for building a TunitreeView, I use it in a UNIguiform and call this function to build a unitreeview,but this error occurs. Someone help me! Thanks. Quote Link to comment Share on other sites More sharing options...
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