Symptoms

When a user try to create an SMB share with the name 'home', the following error appears: Failed: The specified SMB share could not be created. (Error Code:0x900a213) Relevant Article: KB491146

Cause

The reason for this error is that there is already a default share called HOME.This is due to a feature in Unity called "Home Directory Feature."The home directory feature is ENABLED by default.

Resolution

There are two action plans: Renaming the Share name to anything other than HOME. Such as "home1" or " 'home'. "Disable the Home Directory Share Feature. (Steps below) Download Unity File CIFS Manager (attached to this KB).Right Click (Data Mover/NAS Server Management) > Connect to Data Mover/NAS Server and choose your nas server.Under the tab, you will find: HomeDir (enabled)Right click the HomeDir tab and disable.Try creating the SMB share with the name home, it will be created successfully now.

Support Cases