Dear friends,
When I use Xilinx program and I use schematic and simulate this by using ModelSim, It give me this error

Error: (vsim-19) Failed to access library 'xilinxcorelib_ver' at "xilinxcorelib_ver".
# No such file or directory. (errno = ENOENT)
# ** Error: (vsim-19) Failed to access library 'unisims_ver' at "unisims_ver".
# No such file or directory. (errno = ENOENT)
# ** Error: (vsim-3033) pp.vf(34): Instantiation of 'AND2' failed. The design unit was not found.
# Region: /pp
# Searched libraries:
# ** Error: (vsim-19) Failed to access library 'xilinxcorelib_ver' at "xilinxcorelib_ver".
# No such file or directory. (errno = ENOENT)
# ** Error: (vsim-19) Failed to access library 'unisims_ver' at "unisims_ver".
# No such file or directory. (errno = ENOENT)
# work
# Loading work.glbl
# Error loading design
# Error: Error loading design

Can any one help me please.
Thanks in advance.
Mostafa

 

why there is no replay
please help me.