help with problem not writing data

I am trying to make a login work but it does not write me the password

RegScreen.brs

sub init()
    m.buttons = m.top.findNode("Buttons")
    m.code = m.top.findNode("Code")
    m.codeTimer = m.top.findNode("codeTimer")
    m.expireTimer = m.top.findNode("expireTimer")
    m.dialog = m.top.findNode("expireDialog")
    m.codeBox = m.top.findNode("codeBox")
    m.login = m.top.findNode("loginBox")
    m.keyboard = m.top.findNode("KeyboardText")
    m.label = m.top.findNode("enter")
    
    m.top.success = false
   
    ' create buttons
    result = []
    for each button in ["Get new code","Log in with username and password"]
      result.push({title : button})
    end for
    m.buttons.content = ContentList2SimpleNode(result)
    m.buttons.setFocus(true)
    
    m.code.font.size = m.code.font.size+5
    m.code.text = "Retrieving..."
    m.getCode = createObject("roSGNode", "GetCode")
    m.validateCode = createObject("roSGNode", "ValidateCode")
    m.validateLogin = createObject("roSGNode", "LoginTask")
    m.getCode.observeField("state", "showCode")
    m.validateCode.observeField("validated", "validateSuccess")
    m.validateLogin.observeField("state", "validateLoginDone")
    m.codeTimer.observeField("fire", "validateCode")
    m.codeTimer.control = "start"
    m.expireTimer.observeField("fire", "expired")
    m.dialog.observeField("buttonSelected", "closeDialog")
	
    getNewCode()
	
end sub

sub getNewCode()
    m.expireTimer.control = "stop"
    m.getCode.control = "RUN"
end sub

sub expired()
    'print "Code expired"
    m.dialog.visible = true
    m.dialog.setFocus(true)
    m.codeTimer.control = "stop"
    m.expireTimer.control = "stop"
end sub

sub closeDialog()
    'print "Closing dialog"
    m.dialog.visible = false
    m.buttons.setFocus(true)
	if m.login.visible = false
	  getNewCode()
      m.codeTimer.control = "start"
      m.expireTimer.control = "start"
	end if
end sub

sub showCode()
    if m.getCode.state = "stop" then
        if m.getCode.result then
            m.code.text = m.getCode.code
            m.expireTimer.duration = m.getCode.expires
            'uncomment to add expiration to the activation code
            'm.expireTimer.control = "start"
        else
            m.code.text = "Failed to get code..."
        end if
    end if
end sub

sub validateCode()
    'print "in ValidateCode"
    if m.getCode.code <> "" then
        'print "Code: "; m.getCode.code
        m.validateCode.validate = m.getCode.code
        m.validateCode.control = "RUN"
    end if
end sub

sub validateSuccess()
    'print "in validateSuccess"
    m.expireTimer.control = "stop"
    m.codeTimer.control = "stop"
    if m.validateCode.validated or m.validateLogin.validated then m.top.success = true
end sub

sub validateLoginDone()
    'print "in validateLoginDone"
    if m.validateLogin.state = "stop" then
        if m.validateLogin.validated then
            m.busyDialog.close = true 
            validateSuccess()
        else
            dialog = createObject("roSGNode", "Dialog")
            dialog.title = "Login"
			dialog.buttons = ["Ok"]
            dialog.optionsDialog = true
            dialog.message = "Incorrect username or password" 
            m.top.getScene().dialog = dialog
        end if 
    end if
end sub

' on Button press handler
Sub onItemSelected()
  'print "RegScreen.brs - [onItemSelected]"
  if m.codeBox.visible then
    if m.top.itemSelected = 0 'Get new code
        m.getCode.control = "RUN"
    else ' Login
        m.codeBox.visible = false
        m.label.text = "Enter username:"
        m.login.visible = true
        m.keyboard.setFocus(true)
        m.buttons.jumpToItem = 0
        m.buttons.content.getChild(0).title = "Next"
        m.buttons.content.getChild(1).title = "Back"
        m.codeTimer.control = "stop"
    end if
  else
    if m.top.itemSelected = 0 
        if m.keyboard.text = "" then
            dialog = createObject("roSGNode", "Dialog")
            dialog.title = "Cannot leave field empty"
            dialog.optionsDialog = true
			dialog.buttons = ["Ok"]
            message = "Please enter a username"
            if m.keyboard.textEditBox.secureMode then message = "Please enter a password"
            dialog.message = message
            m.top.getScene().dialog = dialog
        else if not m.keyboard.textEditBox.secureMode
            m.keyboard.textEditBox.secureMode = true
            m.label.text = "Enter password:"
            m.top.user = m.keyboard.text
            m.keyboard.text = ""
        else
            m.top.validate = true
            m.keyboard.textEditBox.secureMode = false
            m.label.text = "Enter username:"
            m.top.pass = m.keyboard.text
            m.keyboard.text = ""
        end if

    else ' Go back
        m.keyboard.text = ""
        m.keyboard.textEditBox.secureMode = false
        m.label.text = "Enter username:"
        m.buttons.content.getChild(0).title = "Get new code"
        m.buttons.content.getChild(1).title = "Log in with username and password"
        m.codeTimer.control = "start"
        m.login.visible = false
        m.codeBox.visible = true
    end if
  end if
End Sub

sub validateLogin()
    'print "In ValidateLogin()"
    if m.top.validate then
        m.top.validate = false
        'print m.top.user
        'print m.top.pass
        m.validateLogin.user = m.top.user
        m.validateLogin.pass = m.top.pass
        m.validateLogin.control = "RUN"
        m.busyDialog = createObject("roSGNode", "ProgressDialog")
        m.top.getScene().dialog = m.busyDialog
    end if
end sub

function onKeyEvent(key as String, press as Boolean) as Boolean
  result = false
  'print "In RegScreen.brs onKeyEvent. Key pressed: ";key;" - Press: "; press
  if press then
    if key = "up"
          if m.login.visible = true and m.buttons.hasFocus() then
              m.keyboard.setFocus(true)
              result = true
          end if
    else if key = "down" 
        if m.login.visible = true and not m.buttons.hasFocus() then
            m.buttons.setFocus(true)
            result = true
        end if
    end if
  end if
  'print "Handled event: "; result
  return result
end function


'///////////////////////////////////////////'
' Helper function convert AA to Node
Function ContentList2SimpleNode(contentList as Object, nodeType = "ContentNode" as String) as Object
  ''print "RegScreen.brs - [ContentList2SimpleNode]"
  result = createObject("roSGNode", nodeType)
  if result <> invalid
    for each itemAA in contentList
      item = createObject("roSGNode", nodeType)
      item.setFields(itemAA)
      result.appendChild(item)
    end for
  end if
  return result
End Function

RegScreen.xml

<?xml version="1.0" encoding="UTF-8"?>
<component name="RegScreen" extends="Group" initialFocus="Buttons" >
	
	<script type="text/brightscript" uri="pkg:/components/RegScreen/RegScreen.brs"/>
	
	<children>
		<!-- Control buttons (Button List) -->
		<LabelList
		      id="Buttons"
		      translation="[1040,900]"
		      color="0xFFFFFFFF"
		      focusedColor="0x333333FF"
		      numRows="7"
		      vertFocusAnimationStyle="floatingFocus"
		      itemSpacing="[0,20]"
		      itemSize="[700, 35]"
		      textHorizAlign="right" />		       
		      
		<Rectangle
			id="codeBox"
			width="1300"
			height="400"
			color="0x101010C0"
			translation="[315,350]">
			
		    <Label
		    	id="Header"
		    	text="Activation Code"
		    	font="font:LargeBoldSystemFont"
		    	translation="[450,50]"
		    	horizAlign="center"
		    	width="400" />
		    	
		   	<Label
		    	id="Code" 
		    	font="font:LargeBoldSystemFont"
		    	translation="[450,150]"
		    	horizAlign="center"
		    	width="400"  />
		    
		    <Label
		    	id="explanation"
		    	text="Before using this channel, the channel must activate your account. Remain on this screen while logging in with this activation code."
		    	font="font:MediumBoldSystemFont"
		    	translation="[36,250]"
		    	numLines="3"
		    	wrap="true"
		    	width="1200" />
	    </Rectangle>
	    <Rectangle
	    	id="loginBox"
	    	width="1410"
			height="500"
			color="0x101010C0"
			translation="[255,300]"
			visible="false">
			<Label
				id="enter"
				translation="[30,10]"/>
			<Keyboard
				id="KeyboardText"
				translation="[0,60]"/>
			
	    </Rectangle>
	   	<Timer 
	      id = "codeTimer" 
	      repeat = "true" 
	      duration = "5" />
	   	
	   	<Timer
	   		id="expireTimer"
	   		repeat="true"
	   		duration = "900"/>
 		
 		<Dialog 
 			id="expireDialog"
 			title="Code Expired"
 			message="This code has expired. Press OK to get a new one"
 			visible="false"/>
 		
      </children>
      
      <interface>
	      <!-- Button press handler -->
	      <field id="itemSelected" type="integer" alwaysnotify="true" alias="Buttons.itemSelected" onChange="onItemSelected" />
	      <field id="user" type="string"/>
      	  <field id="pass" type="string"/>
      	  <field id="validate" type="boolean" alwaysNotify="true" onChange="validateLogin"/>
      	  <field id="success" type="boolean"/>
      </interface>
</component>