good day everyone , i hope you all doing well ..

i have a problem with my wimax module in ns-2.29 
i already install ns2 with the NIST successfully thanks to your help but when i 
try to run any wimax samples  i get an error im quite new to ns so can you 
pleas help me 

fear@fear-laptop:~/ns2/test$ ns wimaxtest.tcl
Configuration of hierarchical addressing done
num_nodes is set 12
invalid command name "Mac/802_16/BS"
    while executing
"Mac/802_16/BS create _o38 "
    invoked from within
"catch "$className create $o $args" msg"
    invoked from within
"if [catch "$className create $o $args" msg] {
if [string match "__FAILED_SHADOW_OBJECT_" $msg] {
delete $o
return ""
}
global errorInfo
error "class $..."
    (procedure "new" line
 3)
    invoked from within
"new $mactype"
    (procedure "_o28" line 10)
    (Node/MobileNode add-interface line 10)
    invoked from within
"$node add-interface $chan $propInstance_ $llType_ $macType_  $ifqType_ 
$ifqlen_ $phyType_ $antType_ $topoInstance_  $inerrProc_ $outerrProc_ $FECProc_"
    (procedure "_o3" line 70)
    (Simulator create-wireless-node line 70)
    invoked from within
"_o3 create-wireless-node 1.0.0"
    ("eval" body line 1)
    invoked from within
"eval $self create-wireless-node $args"
    (procedure "_o3" line 16)
    (Simulator node line 16)
    invoked from within
"$ns node 1.0.0"
    invoked from within
"set BaseStation [$ns node 1.0.0]  "
   
 (file "wimaxtest.tcl" line 139)


best regards to all ..
    









      


      

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