Error code
Discord 10003
DISCORD10003
Game/Platform Error· An error code shown by a game or gaming platform/launcher.
What it means
Unknown Channel.
How to fix it
- Confirm the channel ID is correct.
- ensure the bot is in the guild and can view the channel.
- re-fetch the channel before acting on it.
Not affiliated with Discord. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More Discord codes
- 10004Unknown Guild
- 10008Unknown Message
- 10011Unknown Role
- 10013Unknown User
- 10015Unknown Webhook
- 10062Unknown interaction
- 0General error such as a malformed request body
- 130000API resource is currently overloaded; try again a little later
- 200000Message was blocked by automatic moderation
- 20001Bots cannot use this endpoint
- 20002Only bots can use this endpoint
- 20028The write action you are performing on the channel has hit the write rate limit