Blank Screen

Hi
I’m getting white screen and have to rename the plugin through ftp to get wordpress to function again.

i’m getting this with debug on

Fatal error: Uncaught Error: Call to a member function get() on null in /home/public_html/wp-includes/query.php:28 Stack trace: #0 /home/public_html/wp-content/plugins/dokan-lite/classes/rewrites.php(240): get_query_var(‘store’) #1 /home/public_html/wp-includes/class-wp-hook.php(298): Dokan_Rewrites->store_query_filter(Object(WP_Query)) #2 /home/public_html/wp-includes/class-wp-hook.php(323): WP_Hook->apply_filters(NULL, Array) #3 /home/public_html/wp-includes/plugin.php(515): WP_Hook->do_action(Array) #4 /home/public_html/wp-includes/class-wp-query.php(1683): do_action_ref_array(‘pre_get_posts’, Array) #5 /home/public_html/wp-includes/class-wp-query.php(3248): WP_Query->get_posts() #6 /home/public_html/wp-includes/post.php(1689): WP_Query->query(Array) #7 /home/public_html/wp-content/plugins/woocomme in /home/public_html/wp-includes/query.php on line 28

Notice: is_home was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /home/public_html/wp-includes/functions.php on line 4139

Notice: is_front_page was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /home/public_html/wp-includes/functions.php on line 4139