PR enable problem.. please help

[mahd]

I am not able to enable PR from admin panel because when I choose 'YES' option, it says settings have been updated. but when I again look at the PR option it says 'NO'... please help...

[Optimit]

Do this.

Go to System/Edit Settings/Admin Area Then tick the Enable Pagerank button.

Now go back to your directory settings and try enabling it again.