MySQL sign in error "ERROR 1524 (HY000): Plugin '*6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9' is not loaded"
<p>When I use MySQL and sign in, I always get the following error:</p>

<pre>[guhan@localhost ~]$ mysql -u root -p 
Enter password: 
ERROR 1524 (HY000): Plugin '*6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9' is not loaded
[guhan@localhost ~]$ 
</pre>