"Thanks everyone for your help i am going to try everything!  Yes my Storyline is upto date, i have the following specs- Intel Core I7 Pro..."

"Hi Tom Thanks for this,  Do you have a link where i can download ntcore? I have just googled it and many options are coming up. Yes my pr..."

"Thanks both i i have updated storyline even though i had the latest version it seems to have solved the problem. Thank you for your help!"