bug with plugin WooCommerce Loyalty Points and Rewards

hi, my site have plugin CURCY – WooCommerce Multi Currency Premium and WooCommerce Loyalty Points and Rewards(https://www.flycart.org/products/wordpress/wployalty),
now it has some issue about multi currency, it can not work fine together, please help me check, thanks

Use 1,000 points for a $50.00<span data-wmc_price_cache=”{“USD”:”$50.00″,”GBP”:”£42.11″,”CAD”:”$71.61″,”EUR”:”€49.04″,”ZAR”:”R1,051.71″}” style=”display: none;” class=”wmc-price-cache-list”> discount on this order!