plantUML https://blog.csdn.net/HelloWorld998/article/details/90676496 http://skyao.github.io/2014/12/05/plantuml-installation/ http://plantuml.com/zh/eclipse http://ioejr.com/index.php/2019/04/12/idea-plantuml-no-dot-executable-found-cannot-find-graphviz/ https://graphviz.gitlab.io/_pages/Download/Download_windows.html C:\Program Files (x86)\Graphviz2.38\bin\dot.exe https://blog.csdn.net/fanxiaobin577328725/article/details/72801416 https://www.cnblogs.com/wzk-0000/p/10209854.html https://blog.csdn.net/xing930408/article/details/69532679 Dot Executable:null No dot executable found Dot Executable:null cannot find graphviz you should try