SenchaSDKTools error after installation

When installed sencha touch SDK some of you will find these errors

whether mountain lion or snow leopard

The current working directory (/Users/macbook) is not a recognized Sencha SDK or application folder. Running in backwards compatible mode.

throw e; // process.nextTick error, or 'error' event

1.terminate Terminal

2.Install sencha SDK to the default folder.

3.unzip sencha-touch-2.0.1.1-commercial (sencha touch) to sencha SDK folder

4.open Terminal go to sencha SDK directory (it will be under Application/SenchaSDKTools-2.0.0-beta3 or something like that)

5.type "sencha"

6.try "sencha app create MyTestApp ~/desireddirectory/MyTestApp

under senchasdk directory you'll need these files!!

wish you luck!