Unexpected Application Error!

t.map is not a function

TypeError: t.map is not a function
    at E (https://countrycaper.netlify.app/assets/Countries-DQf0RsLT.js:1:3389)
    at qu (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:44:19520)
    at Xa (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:3139)
    at jp (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:44705)
    at Dp (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:39703)
    at bv (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:39631)
    at eo (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:39485)
    at ou (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:35864)
    at Np (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:46:34815)
    at P (https://countrycaper.netlify.app/assets/index-u4Uj8JnG.js:31:1561)