New answers tagged activities
1
OK - it took me quite a while, but this answer gave me a clue:
Activity drop down list not displaying activites
The issue was that the value of filter was set to null. I used the API explorer to compare an activity I could see:
{
"id": 123,
"option_group_id": 2,
"label": "My Visible Activity",
"value": "...
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