Updated Members app was released a few days ago that changes this slightly. Same principles, just a slightly different way to get there:
Samsung Members > Get Help > Send Feedback > Error Reports > [select error type] > attach a description and tick ‘send system log data’ > Send.
Long-press the Samsung Members icon on the Apps screen, and select Error reports from the dropdown menu:
Edit: Added the long-press method & screenshots - AntS 26.09.2019
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At this current point i cant get into the app without it crashing at boot up. It actually starts looping itself, closing itself and starting itself constantly.
This is on my Galaxy tab A 10.5 (2018)