( ! ) Fatal error: Unknown: Cannot use output buffering in output buffering display handlers in Unknown on line 0
Call Stack
#	Time	Memory	Function	Location
1	1.0492	41078088	shutdown_action_hook( )	.../load.php:0
2	1.0492	41078136	do_action( )	.../load.php:1072
3	1.0492	41079224	WP_Hook->do_action( )	.../plugin.php:484
4	1.0492	41079320	WP_Hook->apply_filters( )	.../class-wp-hook.php:316
5	1.0492	41080472	call_user_func_array:{/home/users/1/kiln/web/kilnrestaurant.jp/wp/wp-includes/class-wp-hook.php:292} ( )	.../class-wp-hook.php:292
6	1.0492	41080840	wp_ob_end_flush_all( )	.../class-wp-hook.php:292
7	1.0492	41080984	ob_end_flush ( )	.../functions.php:4757
8	1.0492	41115440	autoptimize_end_buffering( )	.../functions.php:4757
9	1.0519	41244176	autoptimizeStyles->minify( )	.../autoptimize.php:266
10	1.0520	41303888	autoptimizeStyles::fixurls( )	.../autoptimizeStyles.php:186
11	1.0520	41304360	preg_replace ( )	.../autoptimizeStyles.php:583