异常：Caused by:java.net.ConnectException:Connection refused: connect
今天刚开了一个工做流的项目，建立工做流的23张表时遇到异常：Caused by:java.net.ConnectException:Connection refused: connectjava 纠结了一下，发现错误的缘由居然是：mysql 没有setJdbcDriver形成的。补充：sql processEngineConfiguration.setJdbcDriver("com.mysql.j
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