https://www.cnblogs.com/a8457013/p/7795987.html
When configuring tomcate, sometimes I can't find the tomcat server according to the Internet, it took a long time before we knew it, then we can configure it here as shown in the figure
1. This is the configuration with tomcat Server (the latter is the configuration without it)
2. This is the normal time configuration
3. If the tomcatServer configuration is not found according to the above method, configure it as follows
4. At this time, click the plus sign to configure the tomcaServer as shown in the figure below.
5. Start configuring local tomcat
6. At this time, when we configure tomcat again, we will have tomcatServer by performing the operations 1 and 2 above.