Conflict in 1 function with Tera Wallet

Hi,

actually i want to thank you 1st as you are the only plugin in the market that works fine with Tera Wallet.

the balance and every thing is working fine,

there is 1 issue in cashback whether by default woocommerce coupons or product/cart wise cash back

i post the problem in details in there forum and they sent me an email to check with the currency switcher support

plugin link: https://downloads.wordpress.org/plugin/woo-wallet.zip
issue in details: https://woowallet.in/topic/cashback-issue-with-multicurrency/