The most likely issue is that your sprint DEMETER-RS-26 is in the past but is still active (not closed) saying that it is still running. As a result it is in fact overlapping EOS-RS-1.
If that makes sense, I'd advise to complete the DEMETER-RS-26 sprint and then reload / recalculate the plan to see if the error persists.
To see this feature in action check out our recent dependencies demo here: https /www.youtube.com/watch?v=eQu5VsUqyZA Keeping on top of your dependencies is a key part of ensuring project success....
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