xinyuanyigit

### Chat2DB Version 3 ### Describe the bug 会报connection refused这个错 java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.connect0(Native Method) at java.base/sun.nio.ch.Net.connect(Net.java:579) at java.base/sun.nio.ch.Net.connect(Net.java:568) at java.base/sun.nio.ch.NioSocketImpl.connect(NioSocketImpl.java:593) at java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:327) at java.base/java.net.Socket.connect(Socket.java:633) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:153) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63)...