#399

backend/app/services/post_import_previewer.rb

@@ -22,6 +22,7 @@ class PostImportPreviewer
       tag_sources = row[:tag_sources]&.stringify_keys || initial_tag_sources(attributes, provenance)
       tag_sources['manual'] = attributes['tags'].to_s if provenance['tags'] == 'manual'
       url = row[:url].presence || values[@url_column].to_s.strip
+      provenance['url'] ||= row[:url].present? ? 'manual' : 'mapped'
       url_for_metadata = normalised_url(url) || url
       existing_post = normalised_url(url).present? && Post.exists?(url: normalised_url(url))
       if existing_post && @existing == 'skip'
@@ -33,7 +34,6 @@ class PostImportPreviewer
       end
       url_changed = row[:metadata_url].present? && row[:metadata_url] != url_for_metadata
       clear_automatic_values!(attributes, provenance, tag_sources) if url_changed
-      provenance['url'] ||= row[:url].present? ? 'manual' : 'mapped'
       attributes['url'] = url
       fetch_warnings = Array(row[:fetch_warnings]).dup
       should_fetch =