Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 122880 bytes)

Question

I have two domains, webhosted on 000webhost. I installed wordpress on them and for some days it functioned well, but now it shows me the following error on both of them:

Answer 1

Go to wp-config.php file and put this code right under the very 1st php line (so this code will go on line 2 and 3)

//increase WP Memory Limit    
define('WP_MEMORY_LIMIT', '256M');