We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 21224

7.1i XST - "ERROR:Cpld:887 - Cannot fit the design into this device. - XST cannot now fit CPLD designs that used to fit in version 6.x"


Keywords: CoolRunner, fitter, xor, collapse

XST now has problems fitting designs in CPLDs that used to fit using version 6.x. The following errors might be produced after fitting:

"ERROR:Cpld:887 - Cannot fit the design into this device."
"ERROR:Cpld:868 - Cannot fit the design into any of the specified devices with the selected implementation options."
"ERROR: Fit failed."


This problem has been fixed in the latest 7.1i Service Pack available at:
The first service pack containing the fix is 7.1i Service Pack 2.
AR# 21224
Date Created 09/04/2007
Last Updated 01/07/2009
Status Archive
Type General Article