Troubleshooting

How can I Unwrap my WETH if Radar is Down?
First there are several relayers and dapps using WETH, each of them can unwrap or wrap as needed. Also there are two ways to directly interact with the ...
Tue, 5 May, 2020 at 3:01 PM
Why did my WETH transaction fail?
The most common reason a transaction can fail is it runs out of gas. Gas equates to the amount of work in a transaction. If the gas limit is too low the min...
Thu, 24 May, 2018 at 9:54 AM
Sorry, We are Unable to Locate this Transaction Hash
This error will appear after clicking a pending transaction in MetaMask and being taken to Etherscan.  This error happens when the Ethereum network is run...
Fri, 11 May, 2018 at 9:46 AM
"An Unknown Error Occurred" When Using Ledger
The most likely cause of this error is due to Contract data being disabled on your Ledger device. Within the Ethereum application on your device, go to &quo...
Fri, 11 May, 2018 at 9:46 AM
I Don't See a Token I Want to Enable in the Wallet.
Because you only need to enable tokens you are trading with, tokens you don't own won't appear in the wallet. This is done to prevent a cluttered ...
Fri, 11 May, 2018 at 9:46 AM
Brave Browser Wallet Selection
The Brave browser has a native crypto currency wallet that conflicts with MetaMask. By enabling the native wallet in the browser you will no longer be able ...
Wed, 18 Mar, 2020 at 1:46 PM
MetaMask extension not supported in Opera browser
Presently MetaMask for Opera is not supported on RELAY. The current version of MetaMask for the Opera browser has not been updated in several months; this o...
Wed, 11 Mar, 2020 at 2:36 PM
I'm Getting a Warning When Placing Orders with MetaMask.
MetaMask gives this warning because signing a message can be dangerous if you don't know what you're signing. To explain why, we have to firs...
Thu, 7 Jun, 2018 at 3:36 PM
Contract Data for Ledger
First make sure that the firmware is up to date on your Ledger. Guide for updating Ledger firmware (Ledger support page) Install the Ethereum app if...
Mon, 7 Jan, 2019 at 12:08 PM
Why Do I Have to Enable Tokens?
Enabling a token on Radar is using something in the ERC-20 standard known as token allowance.  Enabling tokens is a requirement of the ERC20 standard. Thi...
Fri, 11 May, 2018 at 9:46 AM