Solve the problem of multiple listeners reported when starting tomcat in Idea

Error screenshot

Can't find where the exception occurred. Solution: Create a logging.properties file in the resources directory and restart

handlers = org.apache.juli.FileHandler, java.util.logging.ConsoleHandler 
 
############################################################
# Handler specific properties.
# Describes specific configuration info for Handlers.
############################################################
 
org.apache.juli.FileHandler.level = FINE 
org.apache.juli.FileHandler.directory = ${catalina.base}/logs 
org.apache.juli.FileHandler.prefix = error-debug. 
 
java.util.logging.ConsoleHandler.level = FINE 
java.util.logging.ConsoleHandler.formatter = java.util.logging.SimpleFormatter

This is the exception troubleshooting of tomcat. The specific exception can be printed out in the console and the location can be found smoothly.

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