[Error] User does not have appropriate authorization level for library

[phantomofshell]

The SAS technical support said this is because user do not have OS level permissions but the user here is added to SAS user group which have rwx permission on the sasdata library directory 

-------------------------- Technical Information Follows --------------------------

Exception Details:
----------------------------------------
Exception type: SAS.EG.SDS.SDSException
SAS Message: [Error] User does not have appropriate authorization level for library DEFAULT.

Raw Message: <?xml version="1.0" ?><Exceptions><Exception><SASMessage severity="Error">User does not have appropriate authorization level for library DEFAULT.</SASMessage></Exception></Exceptions>
Source: SAS.EG.SDS.Model
Target Site: Assign

Stack Trace:
at SAS.EG.SDS.Model.Library.Assign()
at SAS.EG.SDS.Model.Library.PopulateDatasets(Collection& collection)
at SAS.EG.SDS.Model.Broker.PopulateCollection(Collection collection)
at SAS.EG.SDS.Model.Collection.DoPopulate()
at SAS.EG.SDS.Views.View.DoPopulate(DisplayOperation& op)

[Anand_V]

Does the SAS Data library and DEFAULT library point to same file system path?