problem in generate post map simulation model

[vidhikhandelwal]

hiii
i have completed all the steps of synthesis in xilinx ise. translated and map process are updated . but when i run generate post map simulation model then waring is produce . warning is : NCD is not completely routed, some delays may be inaccurate.

please tell me how to solve this problem

i am also not able to run back annotate pin location .

 

[FvM]

NCD is not completely routed

There should be reason for this, and it's surely reported somewhere in the synthesis report.