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@@ -263,11 +263,17 @@ module GitWeb::Views
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               span.tag { code t }
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             end if @tags[log.sha]
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           end
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+          if log.sha == nil then log.sha = 'HEAD'
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+          
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+          if log.parent.sha == nil then log.parent.sha = 'HEAD'
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+          
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           td { a 'commit', :href => R(Commit, @repo, log.sha) }
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           td { a 'commit-diff', :href => R(Diff, @repo, log.sha, log.parent.sha) }
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           td { a 'tree', :href => R(Tree, @repo, log.gtree.sha) }
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           td { a 'archive', :href => R(Archive, @repo, log.gtree.sha) }
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         end
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+        end
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+        end
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       end
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     end
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