oa2verilog using skill

Hi All,

              I am going to executing following code for generation of oa file to verilog file automatically present editing oa file (schematic or layout). But I am getting the error "Cannot read library libname in cds.lib because it is not open or it does not exist" could you please help on this

SKILL CODE:-

procedure(verilog()
cv = geGetWindowCellView()
libname = cv~>libName
cellnmae = cv~>cellName
viewname = cv~>viewName
s1 = ipcBeginProcess("oa2verilog -lib libname -cell cellname -view viewname -verilog viewname -recursive"
 "" nil nil nil "/remote2/test_proj/analog_project/tsmc/users/rambabu/oa2verilog1.log")
)

 ERROR:-

*****************************************************************************
Tool:           oa2verilog          22.04.071
*****************************************************************************
Running: oa2verilog -lib libname -cell cellname -view viewname -verilog viewname -recursive
Started: Mon Jan 16 15:52:35 2012 (Hostname: orange)
ERROR: (OAVLG-10009): Cannot read library libname in cds.lib because it is not open or it does not exist
Finished:       oa2verilog
Time elapsed:   0.24 seconds
CPU Time:       0.068989 seconds
System Time:    0.036994 seconds
Peak VM:        2158592 bytes
Messages:       1 error, 0 warnings

Thanks,

Rambabu