Fix crash if select element has empty child #793
Merged
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Closes getodk/collect#6336
What has been done to verify that this works as intended?
New tests.
Why is this the best possible solution? Were any other approaches considered?
Not a lot to discuss here as the fix was really simple and discussed in the issue.
How does this change affect users? Describe intentional changes to behavior and behavior that could have accidentally been affected by code changes. In other words, what are the regression risks?
The main thing to check here will be secondary instances used with select one from map, but that will be checked when we integrate this change into Collect.