FAQ

How to use the exchange on Maincoin Swap?

How does it work?

Who can use our service?

What are the minimum and maximum transaction sizes?

How long does it take to complete the transaction?

Why do we need different DEX providers?

Why choose between different DEX providers?

Error “Trading is not available".

Error “Insufficient balance".

Error “Price Impact too High“

Transaction status “Dropped & Replaced“

Transaction status “Expired“

Error “Warning! Error encountered during contract execution [Out of gas]“

The "Pending" status not change for a long time in a Multi-chain transaction.

Error "Method execution error: Internal JSON-RPC error".