Failed:Access denied for user ''@'localhost' (using password: YES)

[cyberfarhan]

How do I rectify this problem?
Failed:Access denied for user ''@'localhost' (using password: YES)

[shardul-b]

You may need to change username and password in the code according to your system (Usually username:root,password:"" works)

[ISoloiii]

How? help!

[ReaganNet]

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//here is the code snippet to correct the error in line 3 of the header