Can you ask this question in Core Lightning chats: Telegram: Contact @lightningd
For any assistance with interacting with Core Lightning command line there are steps for this on Umbrel below on this post: Intro to Core Lightning Node
Please let us know what you’re findings are or what the Core Lightning team/community members might suggest - feel free to share the posts you make in their Telegram there so we can view what causes the error and what the solution may be