Describe the problem:
When I add my solana wallet address from phantom is gives me a API Error: [404], I have double checked that I used the correct address that has tx from 1 year ago that should be showing up on solscan.
Which exchange/wallet is this regarding?
Phantom Solana
How did you import data into this wallet?
From Public address
What have you tried to fix this so far?
Delete and reconnect it and try sync from beginning.