Incorrect error message for add-date

[SiTingST]

Adding an important date with the same description causes an error .

Please see attached screenshot. Adding another important date with the same description of math causes an error message to occur.

It is stated that this date already exist in tutorPets, however, the date is not shown in the important date window..

[nus-pe-bot]

Team's Response

Bug accepted. Similar error message design flaws with #2809

The 'Original' Bug

[The team marked this bug as a duplicate of the following bug]

Flaw in error message of add-date command

The error message provided is inaccurate as it is possible for listings with same date but different description to be added into the list of date. However, the error message suggests that any listing with same dates, even those with same date but diff description cannot be added, which is not the case. error message: list of dates:

---

_{[original: nus-cs2103-AY2021S2/pe-interim#2809] [original labels: severity.Low type.FeatureFlaw]}

Their Response to the 'Original' Bug

[This is the team's response to the above 'original' bug]

Sounds convincing enough.

Items for the Tester to Verify

:question: Issue duplicate status

Team chose to mark this issue as a duplicate of another issue (as explained in the Team's response above)

• [ ] I disagree

Reason for disagreement: [replace this with your explanation]

---

:question: Issue type

Team chose [type.FeatureFlaw] Originally [type.FunctionalityBug]

• [ ] I disagree

Reason for disagreement: [replace this with your explanation]

---