Druid 连接报错 : Invalid IP Address [localhost]

错误信息

java.lang.IllegalArgumentException: Invalid IP Address [localhost]
at com.alibaba.druid.support.http.util.IPAddress.parseIPAddress(IPAddress.java:150) ~[druid-1.1.8.jar:1.1.8]
at com.alibaba.druid.support.http.util.IPAddress.(IPAddress.java:30) ~[druid-1.1.8.jar:1.1.8]
at com.alibaba.druid.support.http.util.IPRange.parseRange(IPRange.java:100) ~[druid-1.1.8.jar:1.1.8]
at com.alibaba.druid.support.http.util.IPRange.(IPRange.java:41) ~[druid-1.1.8.jar:1.1.8]
at com.alibaba.druid.support.http.ResourceServlet.initAuthEnv(ResourceServlet.java:91) [druid-1.1.8.jar:1.1.8]
at com.alibaba.druid.support.http.ResourceServlet.init(ResourceServlet.java:61) [druid-1.1.8.jar:1.1.8]
at com.alibaba.druid.support.http.StatViewServlet.init(StatViewServlet.java:65) [druid-1.1.8.jar:1.1.8]
at javax.servlet.GenericServlet.init(GenericServlet.java:158) [tomcat-embed-core-9.0.37.jar:4.0.FR]
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1134) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:777) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:135) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)[tomcat-embed-core-9.0.37.jar:9.0.37]atorg.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1589) [tomcat-embed-core-9.0.37.jar:9.0.37]
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-embed-core-9.0.37.jar:9.0.37]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_101]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[na:1.8.0_{1}01]atorg.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-embed-core-9.0.37.jar:9.0.37]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_101]

2020-08-06 16:13:35.813 INFO 17316 — [nio-8080-exec-5] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring DispatcherServlet ‘dispatcherServlet’
2020-08-06 16:13:35.813 INFO 17316 — [nio-8080-exec-5] o.s.web.servlet.DispatcherServlet : Initializing Servlet ‘dispatcherServlet’
2020-08-06 16:13:35.816 INFO 17316 — [nio-8080-exec-5] o.s.web.servlet.DispatcherServlet : Completed initialization in 3 ms

原因

解决办法