# Biz(Talk)2

## Root element is missing

Simply a minor facepalm moment I want to document to help both myself and others avoid unnecessarily wasting an hour. Like I just did…

You’re attempting to perform a ‘Validate Instance’ of a document against the .xsd schema definition, and receiving the following error:

   C:\path\to\sample\data.xml: warning BEC2004: Root element is missing.

Step 1: Make sure to close Excel/TextEdit/whatever external program is preventing Visual Studio from obtaining an exclusive lock on the sample file.
Step 2: Step away from the keyboard, grab a cup of tea and some air. You need it…