Organic Groups exposed filter error "An illegal choice has been detected. Please contact the site administrator." and choice defaults to an item, not ANY

Case: Drupal 7 installed, with Organic Groups 7.x setup. In Views, added an exposed filter for a particular field (that will filter from a Content Type that is set up as both a Group and a Group content in OG).

Exposed filter setup: Single filter, NOT required, Select all, NOT limited to selected items

Issues:

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