MyCATApache/Mycat-Server

2013-Lost connection to MySQL server at 'reading initial communication packet'

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#2,913 opened on Jun 9, 2022

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 (3 comments) (0 reactions) (0 assignees)Java (3,886 forks)batch import
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Description

**描述你使用过程中遇到的问题: ** 使用navicat打开mycat连接提示以下截图信息，请问是什么问题！ mycat版本：8.0.20-mycat-1.6.7.6-release-20220119212903 image

Contributor guide

Research direction
Check the MySQL server IP and port configuration in Mycat schema.xml and server.xml. Ensure the MySQL server is running and accessible from the Mycat host. Verify firewall rules and network connectivity. Also check for version compatibility issues between Mycat and MySQL server.
Tech stack
javamysql
Domain
database
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
MySQLNetwork debugging
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70