Unexpected Application Error!

Cannot read properties of undefined (reading 'name')

TypeError: Cannot read properties of undefined (reading 'name')
    at b2 (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:631:27642)
    at Au (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:38:17008)
    at Hh (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:40:43931)
    at Bh (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:40:39703)
    at Ry (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:40:39631)
    at wo (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:40:39485)
    at Ls (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:40:35864)
    at Ih (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:40:34815)
    at _ (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:25:1570)
    at MessagePort.pe (https://revolutionhealthfitness.co.uk/assets/index-8HEiFVk3.js:25:1940)