I'm getting this error when trying to preview the the views_slideshow. Any help will be appreciated!

warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.
warning: preg_match() [function.preg-match]: Unknown modifier 'O' in /home6/curefans/public_html/listadark/modules/views_slideshow_galleria/themes/views_slideshow_galleria.theme.inc on line 21.