Error Messages

The most common problem:
  • Not sending msg.value when calling send() on the endpoint.
    • See here for how much msg.value to send to cover the message cost.
Is your transaction failing on destination with an unhelpful messages like this:
  • Make sure you are sending the message to a destination contract that exists!
  • If you've experimented with custom configuration, review the docs here
  • For a description of every possible onchain failure take a look at this page.