Your purchase code appears to be invalid

Please help, how to fix
Your purchase code appears to be invalid. Please take special care to enter it correctly without accidentally including spaces or other additional characters. Please note, you can’t activate LayerSlider with your theme’s purchase code. This can also be a temporary issue in our services. In that case please try it again in a few hours.

because i have license this themplate


My opinion get in touch with your purchase item author hope they will help you out from your issue.

if you purchase theme from themeforest and layerslider included with that item then you do not need to purchase code for LayerSlider vitrifaction follow this bundle plugins link

Hoped Helped!