啟動SpringBoot web項目出現 Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource [ acquireIncrement -> 3,....
詳細錯誤信息： 我項目無法啟動的原因： 原因是少一個 spring-boot-starter-data-jpa 依賴 我的解決方案： 添加 依賴 重新啟動， ...
原文：Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource
INFO AbstractPoolBackedDataSource: Initializing c p pool... com.mchange.v .c p .ComboPooledDataSource acquireIncrement gt , acquireRetryAttempts gt , acquireRetryDelay gt , autoCommitOnClose gt false, ...
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com.mchange.v2.c3p0.ComboPooledDataSource
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02-Nov-2017 07:11:56.475 信息 [http-nio-8080-exec-10] com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource. Initializing c3p0 pool...
報錯： 02-Nov-2017 07:11:56.475 信息 [http-nio-8080-exec-10] com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource. Initializing c3p0 pool... ...
Invalid property 'driverClassName' of bean class [com.mchange.v2.c3p0.ComboPooledDataSource]
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Caused by: java.lang.IllegalStateException: Failed to introspect Class [com.mchange.v2.c3p0.ComboPooledDataSource] from ClassLoader
Caused by: java.lang.IllegalStateException: Failed to introspect Class [com.mchange.v2.c3p0.ComboPooledDataSource] from ClassLoader ...
SQLException: com.mchange.v2.c3p0.ComboPooledDataSource [ java.beans.IntrospectionException: java.lang.reflect.InvocationTargetException
問題：Could not get JDBC Connection; nested exception is java.sql.SQLException: com.mchange.v2.c3p0.ComboPooledDataSource ...
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