Add the following line in .cshrc or .tcshrc file: 
          
          setenv PATH ${PATH}:/usr/local/saber/:/usr/local/saber/ai_bin
          setenv PATH ${PATH}:/usr/local/saber/bin 
          setenv PATH ${PATH}:/usr/local/saber/Saber/bin
          setenv PATH ${PATH}:/usr/local/saber/SaberHDL/bin
          setenv LM_LICENSE_FILE 27000@10.7.47.226
		
			save the file, then type the following command:
			source .tcshrc      
			or source .cshrc