You have installed the Metric content for Autodesk Revit 2013 and found that you are missing two railing template files.
The two missing template files are available for download below:
|Metric_Support.rft (rft – 240Kb)|
|Metric_Termination.rft (rft – 240Kb)|
Autodesk – Autodesk Revit Architecture Services & Support – Missing railing templates in metric content