Is it safe to upgrade WordPress 4.9.23 to 6.2.2 and WPBakery 5.5.5 to 6.13.0?

Is it safe to upgrade WordPress 4.9.23 to 6.2.2 and WPBakery 5.5.5 to 6.13.0?

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)