Fatal error

Hi,

I am new to wordpress, Currently in my admin side after login the following error is display. Fatal error: Allowed memory size of 33554432 bytes exhausted (tried to allocate 122880 bytes) in /…../wp-admin/includes/dashboard.php on line 373.. I was increased php limit 64MB. But still not working. Kindly advice as the same. Our employees waiting to post content in the admin panel. Kindly help me i will be very thankfull….