org.eclipse.paho.mqttv5.client
Using org. eclipse. paho. mqttv5. client exception, connection returned error code 130. windows11 nanomq-0.21.10-windows-x86_64
That's more likely an issue from the client side, make sure the client side works fine. And we may need more context to understand your issue.
Error reported when connecting
any nanomq log? possible due to unaligned protocol. Recently we add some strict protocol checkers, because a bug hunter fired a issue regarding it
No much valuable information here, we need more detailed logs. And please make sure your client works fine. For example, testing with EMQX under the same conditions.