关于IDEA tomcat报错Application Server was not connected before run configuration stop, reason:

在我们用IDEA运行程序时:出现这样错误

The JRE_HOME environment variable is not defined correctly
This environment variable is needed to run this program
Disconnected from server

Application Server was not connected before run configuration stop, reason: Unable to ping server at localhost:1099

关于IDEA tomcat报错Application Server was not connected before run configuration stop, reason:_第1张图片

可以找到tomcat安装目录下的setclasspath.bat文件,像我就是在E盘

E:\JAVA\apache-tomcat-9.0.10-windows-x64\apache-tomcat-9.0.10\bin\setclasspath.bat

然后用个文本编辑器打开

关于IDEA tomcat报错Application Server was not connected before run configuration stop, reason:_第2张图片

 添加如图所示两行(黄线的部分),其实就是你的jdk和jre的安装路径,之后退出保存。再运行就可以成功了

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