Resolved Failed to Initialize Windows Azure Storage Emulator workaround

Error code:

Failed to Initialize Windows Azure Storage Emulator

Added Reservation for http://127.0.0.1:10000/in user account Richard-pc\richard.
Added Reservation for http://127.0.0.1:10001/in user account Richard-pc\richard.
Added Reservation for http://127.0.0.1:10002/in user account Richard-pc\richard.
Added Reservation for http://+:16001/in user account Richard-pc\richard.

Found SQL Instance (localdb) \v11.0.
Creating database DevelopmentStorageDb22 on SQL instance ' (localdb) \v11.0 '.
Cannot create database ' DevelopmentStorageDb22 ': Database ' DevelopmentStorageDb22 ' already exists. Choose a different database name:

One or more initialization actions has failed. Resolve these errors before attempting to run the storage emulator again. Refer to http://go.microsoft.com/fwlink/?LinkID=248088 for more details.

Workaround:

1. Right-click Windows Azure Command prompty and select Run as Administrator.

2, in the Open cmd Command window, enter: dsinit/sqlinstance:.
, that means success.

Otherwise, you need to install the SQL Express version and then run the second step.