# Why am I receiving an error saying that I have insufficient funds?

Your $120 ETH/USDC is likely not on the Optimism network. \
\
Learn how to [bridge-eth-usdc-to-optimism](https://docs.my.box/docs/get-a-.box/bridge-eth-usdc-to-optimism "mention")[.](https://docs.my.box/docs/get-a-.box/bridge-eth-usdc-to-optimism)