strongduanmu opened a new issue #11069: URL: https://github.com/apache/shardingsphere/issues/11069
## Bug Report ### Which version of ShardingSphere did you use? master branch ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy? ShardingSphere-Proxy ### Expected behavior Throw the correct exception information, for example: `ERROR 1046 (3D000): No database selected` ### Actual behavior ERROR 1999 (C1999): Unknown exception: [null] ### Reason analyze (If you can) ### Steps to reproduce the behavior, such as: SQL to execute, sharding rule configuration, when exception occur etc. ### Example codes for reproduce this issue (such as a github link). -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
