I use the idea to import an eclipse project, is configured to run normally, but there are always appear the following error, could you tell me how to solve the


11 - Jun - 2020 23:53:21. 957 information [Catalina - utility - 2] org. Apache. Catalina. Startup. HostConfig. DeployDirectory web application deployment to the directory [D: \ \ webapps \ Tomcat 9.0 manager]
11 - Jun - 2020 23:53:22. 013 information [Catalina - utility - 2] org. Apache. Catalina. Startup. HostConfig. DeployDirectory Deployment of a web application directory [D: \ \ webapps \ Tomcat 9.0 manager] has finished in [55] ms
11 - Jun - 2020 23:53:26. 264 information [MLog - Init - Reporter] com. McHange. V2. The MLog. MLog clients using Java 1.4 + standard logging.
11 - Jun - 2020 23:53:26. 378 information [HTTP - nio - 8080 - exec - 6] com. McHange. V2. C3p0. C3P0Registry. The Initializing c3p0-0.9.5.2 [built 22:06:04 08 - another awarding - 2015-0800; the debug? True; trace: 10]
23:53:26 11 - Jun - 2020. 494 information [HTTP - nio - 8080 - exec - 6] com. McHange. V2. C3p0. Impl. AbstractPoolBackedDataSource. The Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource [ acquireIncrement -> 3, acquireRetryAttempts -> 30, acquireRetryDelay -> 1000, autoCommitOnClose -> false, automaticTestTable -> null, breakAfterAcquireFailure -> false, checkoutTimeout -> 0, connectionCustomizerClassName -> null, connectionTesterClassName -> com.mchange.v2.c3p0.impl.DefaultConnectionTester, contextClassLoaderSource -> caller, dataSourceName -> 1hgf8qpaa19j0ci1bnf0el|28981b33, debugUnreturnedConnectionStackTraces -> false, description -> null, driverClass -> com.mysql.jdbc.Driver, extensions -> {}, factoryClassLocation -> null, forceIgnoreUnresolvedTransactions -> false, forceSynchronousCheckins -> false, forceUseNamedDriverClass -> false, identityToken -> 1hgf8qpaa19j0ci1bnf0el|28981b33, idleConnectionTestPeriod -> 0, initialPoolSize -> 3, jdbcUrl -> jdbc:mysql://localhost:3306/book_store?useUnicode=true&characterEncoding=utf8&useSSL=false, maxAdministrativeTaskTime -> 0, maxConnectionAge -> 0, maxIdleTime -> 0, maxIdleTimeExcessConnections -> 0, maxPoolSize -> 15, maxStatements -> 0, maxStatementsPerConnection -> 0, minPoolSize -> 3, numHelperThreads -> 3, preferredTestQuery -> null, privilegeSpawnedThreads -> false, properties -> {user=******, password=******}, propertyCycle -> 0, statementCacheNumDeferredCloseThreads -> 0, testConnectionOnCheckin -> false, testConnectionOnCheckout -> false, unreturnedConnectionTimeout -> 0, userOverrides -> {}, usesTraditionalReflectiveProxies -> false ]

CodePudding user response:

This is my tomcat configuration

CodePudding user response:

I can't see the error message

CodePudding user response:

refer to stumble into a man of all ages 2 floor response:

didn't see error message

Org. Apache. Catalina. Startup. HostConfig. DeployDirectory
And com. McHange. V2. C3p0. C3P0Registry. The Initializing c3p0-0.9.5.2 isn't it

CodePudding user response:

How to determine which sentence is wrong information, which is the normal information?

reference 4 floor qq_43308858 response:

Quote: refer to the second floor stumble into a man of all ages reply:

Didn't see error message

Org. Apache. Catalina. Startup. HostConfig. DeployDirectory
And com. McHange. V2. C3p0. C3P0Registry. The Initializing c3p0-0.9.5.2 right

CodePudding user response:

refer to stumble into a man of all ages 5 floor response:

how to decide which sentence is wrong information, which is the normal information?

Quote: refer to 4th floor qq_43308858 response:

Quote: refer to the second floor stumble into a man of all ages reply:

Didn't see error message

Org. Apache. Catalina. Startup. HostConfig. DeployDirectory
And com. McHange. V2. C3p0. C3P0Registry. The Initializing c3p0-0.9.5.2 right

Below the black line isn't it

CodePudding user response:

Is because the red is the error log, but also is red, is why the error log?
At least you didn't see any error log in the screenshot, the black thread and c3p0 below normal initialization log,

refer to 6th floor qq_43308858 response:

Quote: refer to stumble into a man of all ages 5 floor response:

How to determine which sentence is wrong information, which is the normal information?

Quote: refer to 4th floor qq_43308858 response:

Quote: refer to the second floor stumble into a man of all ages reply:

Didn't see error message

Org. Apache. Catalina. Startup. HostConfig. DeployDirectory
And com. McHange. V2. C3p0. C3P0Registry. The Initializing c3p0-0.9.5.2 right

Below the black line is not

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