edititer error message for empty iteration not specific enough

[nus-pe-bot]

For special cases like empty iteration I think it helps to show a more specific error message when someone tries to edit or delete an iteration

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_{[original: nus-cs2103-AY2223S1/pe-interim#5760] [original labels: type.FeatureFlaw severity.VeryLow]}

[chloeelim]

Team's Response

Hi,

That's a valid point, we do agree that users can benefit from a more specific error message in this case.

Thanks for the suggestion!

Duplicate status (if any):

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