"Lost connection to MySQL server at 'reading initial communication packet', system error: 0" Is Primarily Caused By Network Firewall Problem
(Doc ID 2926158.1)
Last updated on SEPTEMBER 06, 2023
Applies to:
MySQL Server - Version 8.0 and laterInformation in this document applies to any platform.
Symptoms
When connecting from a client (mysql CLI, or an application program using MySQL drivers), it can fail due to the following error message:
Changes
This problem can be seen after network maintenance.
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |