Tomcat exception: caused By:org.apache.catalina.LifecycleException:The Connector cannot start since the specified port value of [-1] is invalid

An exception occurred while booting Tomcat:

 org.apache.catalina.LifecycleException:Failed to start component [Connector[ajp/1.3-auto-1]] at Org.apache.catali Na.util.LifecycleBase.start (lifecyclebase.java:154) at Org.apache.catalina.core.StandardService.startInternal ( standardservice.java:458) at Org.apache.catalina.util.LifecycleBase.start (lifecyclebase.java:150) at Org.apa Che.catalina.core.StandardServer.startInternal (standardserver.java:752) at Org.apache.catalina.util.LifecycleBase.start (lifecyclebase.java:150) at Org.apache.catalina.startup.Catalina.start (catalina.java:625) at Sun.reflect.NativeMethodAccessorImpl.invoke0 ( Native Method) at Sun.reflect.NativeMethodAccessorImpl.invoke (nativemethodaccessorimpl.java:57) at Sun.refle Ct. Delegatingmethodaccessorimpl.invoke (delegatingmethodaccessorimpl.java:43) at Java.lang.reflect.Method.invoke ( method.java:606) at Org.apache.catalina.startup.Bootstrap.start (bootstrap.java:351) at Org.apache.catalina. Startup. Bootstrap.main (bootstrap.java:485) caused By:org.apache.catalina.LifecycleException:The connector cannot start since The specified port value of [-1] is invalid at org.apache.catalina.connector.Connector.startInternal (Connector.java : 979) at Org.apache.catalina.util.LifecycleBase.start (lifecyclebase.java:150) ... One more

Reported an exception, but Tomcat still started up, and the project can also access, no other anomalies, Google, said that the exception can be ignored, does not affect the use of the function, said to avoid other services or software from the security level to shut Tomcat. For reference: https:// kb.acronis.com/es/node/54707; have time to look at this anomaly again ...

Tomcat exception: caused By:org.apache.catalina.LifecycleException:The Connector cannot start since the specified port value of [-1] is invalid