Balances don't update

[michalisFr]

Two users have reached out to Polkadot support reporting that their account balances don't update properly. They can see the transfer and their balance history shows the updated balance, but the amount of the account's balance doesn't.

Here's an example of one of them:
https://polkascan.io/polkadot/account/147nqfgai5Vc4Wy7XkXubYiz4zELA9N6YrXSCL4hLooq6h6V#balance-history