I found that I had given name of same dataset in the data statement. After correcting that, this error got resolved. 
 
My programme was something like:
data TAJ TAJ;
     set indata;
run;
 
I corrected it to:
data TAJ;
     set indata;
run;
Thank you. 
 
- Dr. Abhijeet Safai
					
				
			
			
				
	Dr. Abhijeet Safai
Certified Base and Clinical SAS Programmer
Associate Data Analyst
Actu-Real