diff --git a/lib/galaxy/tools/toolbox/base.py b/lib/galaxy/tools/toolbox/base.py
index 2a2b998b253..87573e8d6d0 100644
--- a/lib/galaxy/tools/toolbox/base.py
+++ b/lib/galaxy/tools/toolbox/base.py
@@ -397,6 +397,11 @@ class AbstractToolBox( Dictifiable, ManagesIntegratedToolPanelMixin, object ):
                     return self._tool_versions_by_id[ tool_id ][ tool_version ]
                 # tool_id exactly matches an available tool by id (which is 'old' tool_id or guid)
                 return self._tools_by_id[ tool_id ]
+            elif exact:
+                # We're looking for an exact match, so we skip lineage and
+                # versionless mapping, though we may want to check duplicate
+                # toolsheds
+                continue
             # exact tool id match not found, or all versions requested, search for other options, e.g. migrated tools or different versions
             rval = []
             tool_lineage = self._lineage_map.get( tool_id )
diff --git a/lib/galaxy/webapps/galaxy/controllers/admin.py b/lib/galaxy/webapps/galaxy/controllers/admin.py
index 7757e5aada0..d061506bc2a 100644
--- a/lib/galaxy/webapps/galaxy/controllers/admin.py
+++ b/lib/galaxy/webapps/galaxy/controllers/admin.py
@@ -445,7 +445,7 @@ class ToolVersionListGrid( grids.Grid ):
             toolbox = trans.app.toolbox
             if toolbox.has_tool( tool_version.tool_id, exact=True ):
                 link = url_for( controller='tool_runner', tool_id=tool_version.tool_id )
-                link_str = '<a href="%s">' % link
+                link_str = '<a target="_blank" href="%s">' % link
                 return '<div class="count-box state-color-ok">%s%s</a></div>' % ( link_str, tool_version.tool_id )
             return tool_version.tool_id
 
@@ -455,8 +455,8 @@ class ToolVersionListGrid( grids.Grid ):
             toolbox = trans.app.toolbox
             for tool_id in tool_version.get_version_ids( trans.app ):
                 if toolbox.has_tool( tool_id, exact=True ):
-                    link = url_for( controller='tool_runner', tool_id=tool_version.tool_id )
-                    link_str = '<a href="%s">' % link
+                    link = url_for( controller='tool_runner', tool_id=tool_id )
+                    link_str = '<a target="_blank" href="%s">' % link
                     tool_ids_str += '<div class="count-box state-color-ok">%s%s</a></div><br/>' % ( link_str, tool_id )
                 else:
                     tool_ids_str += '%s<br/>' % tool_id