Thanks for the response David.
I did try that previously and it doesn't work...
I have now tried reinstalling and now when i try to relicense I get


EDIT: This is my current problem

sudo /usr/autodesk/maya2013-x64/bin/adlmreg -i S 657E1 657E1 2013.0.0.F xxx-xxxxxxxx /var/opt/Autodesk/Adlm/Maya2013/MayaConfig.pit
Registration Succeeded.
[root@DK033 dustykhan]# maya
AdlmInt Error: The AUTODESK_ADLM_THINCLIENT_ENV XML file could not be loaded
license problem in GUI mode launch dialog message
maya: License was not obtained

License method:
environment variable MAYA_LICENSE_METHOD='standalone'

Product choice:
environment variable MAYA_LICENSE='unlimited'

License file override:
environment variable MAYA_ALT_EN is not set