Thread:Project:Support desk/problem with apiquarybase.php

hi I seem to have problem with apiquarybase.php on line 449 the error says Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 7680 bytes) in /home/a2349506/public_html/includes/api/ApiQueryBase.php on line 449 and I am running 1.19.5 I carnt upgrade to 1.20.4 because of my host wont update to php 3.3 which I need to run the latest update