Tuesday, April 16, 2013

Error while adding new protocol in NS2 - 1

The most commonly found errors while adding new protocol are as follows:

invoked from within
"_o433 cmd addr"
invoked from within
"catch "$self cmd $args" ret"
invoked from within
"if [catch "$self cmd $args" ret] {
set cls [$self info class]
global errorInfo
set savedInfo $errorInfo
error "error when calling class $cls: $args" $..."
(procedure "_o433" line 2)
(SplitObject unknown line 2)
invoked from within
"_o433 addr"
("eval" body line 1)
invoked from within
"eval $node addr $args"
("default" arm line 2)
invoked from within
"switch -exact $routingAgent_ {
DSDV {
set ragent [$self create-dsdv-agent $node]
}
DSR {
$self at 0.0 "$node start-dsr"
}
AODV {
set ragent [$self cre..."
(procedure "_o3" line 14)
(Simulator create-wireless-node line 14)
invoked from within
"_o3 create-wireless-node"
("eval" body line 1)
invoked from within
"eval $self create-wireless-node $args"
(procedure "_o3" line 23)
(Simulator node line 23)
invoked from within
"$ns_ node"
("for" body line 2)
invoked from within
"for {set i $val(nnaodv)} {$i < $val(nn)} {incr i} {
set node_($i) [$ns_ node]
$node_($i) random-motion 0 ;#disable random motion
#..."



The error is due to the TCL script you are trying to execute is not compilng to the library TCL scripts. This error can be solved using following commands:

  1. ./configure
  2. make clean
  3. make
  4. sudo make install