The time_intervals id might be NULL

[ashildskalnes]

How to reproduce:

• Use the explorer notebook
• Select env="prod"
• Select status=["scratch"] and fields=["DROGON"]
• Select the case called 21.x.0.dev_rowh2022_08-17
• Run the cell called "filter down to unique surface object"

Error message:
time_intervals
{'NULL': 4}

---

IndexError Traceback (most recent call last)
/tmp/ipykernel_30812/2956954488.py in <cell line: 49>()
47 print(time_intervals)
48
---> 49 time_interval = list(time_intervals.keys())[2]
50
51 # use the object_name, tag_name and iteration_id to get available aggregations

IndexError: list index out of range