It is best if they come first in the PATH. Also from a mgmt perspective it is best to group them all together.So if you see one %CDSROOT% ools\binand another C:\cds ools\bin you are going to have problems.There is a limit to the PATH variable but it should be 1024 characters.It is best to maintain the %CDSROOT% variable since it gives you the ability to switch amoung Cadence releases.Also yo