AN ERROR HAS OCCURED [the index 'REDClassChange' does not exist] HELP PLEASE IM SUFFERING

[RiverTamSong]

Im trying to recreate class wars with VScript but im getting this error does ANYONE know why this is happening?

Error running script named classwars.nut

AN ERROR HAS OCCURED [the index 'REDClassChange' does not exist]

CALLSTACK
*FUNCTION [main()] InputRunScript line [1]

LOCALS
[vargv] ARRAY
[this] TABLE

Entire script:

if (First())
{
    RandomC <- 1
    RandomD <- 1
}

function REDClassRand()
{

    RandomC = RandomInt(1,9)
    if(RandomC == 1)
    {
        activator.SetPlayerClass(1)
        REDClass <- "RED Scout"
    }
    if(RandomC == 2)
    {
        activator.SetPlayerClass(2)
        REDClass <- "RED Soldier"
        }
        if(RandomC == 3)
        {
        activator.SetPlayerClass(3)
        REDClass <- "RED Pyro"
        }
        if(RandomC == 4)
        {
        activator.SetPlayerClass(4)
        REDClass <- "RED Demoman"
        }
        if(RandomC == 5)
        {
        activator.SetPlayerClass(5)
        REDClass <- "RED Heavy"
        }
        if(RandomC == 6)
        {
        activator.SetPlayerClass(6)
        REDClass <- "RED Engineer"
        }
        if(RandomC == 7)
        {
        activator.SetPlayerClass(7)
        REDClass <- "RED Medic"
        }
        if(RandomC == 8)
        {
        activator.SetPlayerClass(8)
        REDClass <- "RED Sniper"
        }
        if(RandomC == 9)
        {
        activator.SetPlayerClass(9)
        REDClass <- "RED Spy"
        }
}

function BLUClassRand()
{
    RandomD = RandomInt(1,9)
    if (RandomD == 1) {
        activator.SetPlayerClass(1)
        BLUClass <- "BLU Scout"
    }
    if (RandomD == 2) {
        activator.SetPlayerClass(2)
        BLUClass <- "BLU Soldier"
        }
        if (RandomD == 3) {
        activator.SetPlayerClass(3)
        BLUClass <- "BLU Pyro"
        }
        if (RandomD == 4) {
        activator.SetPlayerClass(4)
        BLUClass <- "BLU Demoman"
        }
        if (RandomD == 5) {
        activator.SetPlayerClass(5)
        BLUClass <- "BLU Heavy"
        }
        if(RandomD == 6) {
        activator.SetPlayerClass(6)
        BLUClass <- "BLU Engineer"
        }
        if (RandomD == 7) {
        activator.SetPlayerClass(7)
        BLUClass <- "BLU Medic"
        }
        if (RandomD == 8) {
        activator.SetPlayerClass(8)
        BLUClass <- "BLU Sniper"
        }
        if (RandomD == 9) {
        activator.SetPlayerClass(9)
        BLUClass <- "BLU Spy"
        }
    
}
function REDClassChange()
{
    
    if (RandomC == 1) {
        activator.SetPlayerClass(1)
    }
    if (RandomC == 2) {
        activator.SetPlayerClass(2)
        }
        if (RandomC == 3) {
        activator.SetPlayerClass(3)
        }
        if (RandomC == 4) {
        activator.SetPlayerClass(4)
        }
        if (RandomC == 5) {
        activator.SetPlayerClass(5)
        }
        if (RandomC == 6) {
        activator.SetPlayerClass(6)
        }
        if (RandomC == 7) {
        activator.SetPlayerClass(7)
        }
        if (RandomC == 8) {
        activator.SetPlayerClass(8)
        }
        if (RandomC == 9) {
        activator.SetPlayerClass(9)
        }
    
}

function BLUClassChange()
{
    
    if (RandomC == 1) {
        activator.SetPlayerClass(1)
    }
    if (RandomC == 2) {
        activator.SetPlayerClass(2)
        }
        if (RandomC == 3) {
        activator.SetPlayerClass(3)
        }
        if (RandomC == 4) {
        activator.SetPlayerClass(4)
        }
        if (RandomC == 5) {
        activator.SetPlayerClass(5)
        }
        if (RandomC == 6) {
        activator.SetPlayerClass(6)
        }
        if (RandomC == 7) {
        activator.SetPlayerClass(7)
        }
        if (RandomC == 8) {
        activator.SetPlayerClass(8)
        }
        if (RandomC == 9) {
        activator.SetPlayerClass(9)
        }
    
}
function StartRound()
{
    ShowMessage(REDClass+" VS "+BLUClass)
}

 

[worMatty]

That sounds like the function is not in the scope of whatever entity it is being called on. Do you get any console errors when you load the map/restart the round?