Memory issue with plugin?

I get the error:

Fatal error: Allowed memory size of 33554432 bytes exhausted (tried to allocate 122880 bytes) in /Users/jpsimkins/Sites/newWordpress.dev/wordpress/wp-admin/includes/post.php on line 241

When I install this plugin

http://ww.wp.xz.cn/extend/plugins/social-networks-auto-poster-facebook-twitter-g/