guowdxp opened a new issue #1829: sharding-sphere is 4.0.0.M1-SNAPSHOT cann't configure multiple config-sharding files. URL: https://github.com/apache/incubator-shardingsphere/issues/1829 The version using sharding-sphere is 4.0.0.M1-SNAPSHOT。 I configure a config-sharding file and the query is ok，but I configure multiple config-sharding files, execute sql query with java code will report an error： Exception in thread "main" java.sql.SQLException: Unknown exception: null at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:998) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3835) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3771) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2435) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2582) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2531) at com.mysql.jdbc.ConnectionImpl.configureClientCharacterSet(ConnectionImpl.java:1765) at com.mysql.jdbc.ConnectionImpl.initializePropsFromServer(ConnectionImpl.java:3364) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2283) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2069) at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:794) at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:525) at com.mysql.jdbc.Util.handleNewInstance(Util.java:389) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:399) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:325) at java.sql.DriverManager.getConnection(DriverManager.java:579) at java.sql.DriverManager.getConnection(DriverManager.java:221) at com.zhongan.dmds.sharding_sphere.QueryTest.main(QueryTest.java:32)
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