這種情況很容易解決，別急。
修改默認配置，tomcat的server.xml檢查一下，端口不能是-1, 數值在1-65535之間的任意一個整數，一般會選大於1024的，小於1024的一般被本地計算機程序占用。
路徑：C:\Program Files\Apache Software Foundation\Tomcat 9.0\conf
改一下就行了！！
免責聲明！
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