code: 'ER_NOT_SUPPORTED_AUTH_MODE', errno: 1251, sqlMessage: 'Client does not support authentication protocol requested by server; consider upgrading MySQL client', sqlState: '08004', fatal: true } code example

Example 1: ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MySQL client

npm install mysql2

Example 2: errno: 1251

ALTER USER 'root'@'localhost' IDENTIFIED BY 'your new password'; 
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'your new password';

Example 3: code: 'ER_NOT_SUPPORTED_AUTH_MODE', errno: 1251, sqlMessage: 'Client does not support authentication protocol requested by server; consider upgrading MySQL client', sqlState: '08004', fatal: true

mysql_native_password

Example 4: code: 'er_not_supported_auth_mode', errno: 1251, sqlmessage: 'client does not support authentication protocol requested by server; consider upgrading mysql client', sqlstate: '08004', fatal: true

You have to reconfigure MySQL Server. for that follow these steps.

1) Open mysql intsaller.

2) Click on Reconfigure (to the left mysql server)

3) Go to Authentication method tab (by clicking on Next twice.)

4) Then select the radio button Use Legacy Authentication Method. Click Next.

5) Enter your password. Click on Check. Go to Apply Configuration (by clicking on Next twice).

6) Click on Execute. Then Finish.

Example 5: code: 'ER_NOT_SUPPORTED_AUTH_MODE', errno: 1251, sqlMessage: 'Client does not support authentication protocol requested by server; consider upgrading MySQL client', sqlState: '08004', fatal: true

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