When saving a page layout in Salesforce, you may encounter the following error:
"This page layout name already exists or has been previously used. Your changes were not saved."
This error typically occurs in one of two scenarios:
Error: 'Invalid or no QuickAction' on Deploy of Case page layout due to email deliverability settings
Quick Actions Fields Not Visible in Lightning Experience
Page Layout Assignments Set to 'Not Assigned' During Deployment
Find the Page Layout When Editing a Record in Salesforce Lightning Experience
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