Generative Fill stopped working

[Bethany275431789pur]

Generative fill not working for subtracting in Safari from iPhone 13pro. Worked last night perfectly. Now, not so much. Won't even let me select object to remove. However, it will allow me to select to "add". 

[CMass]

Thanks for reaching out. To help us troubleshoot the issue, please share more information.

• What OS version are you using? (Also see: https://helpx.adobe.com/firefly/technical-requirements.html)
• Can you include any screenshots or videos of the issue?