Button(s) im zweiten GUI funktioniert/funktionieren nicht

#include <ButtonConstants.au3>
#include <EditConstants.au3>
#include <GUIConstantsEx.au3>
#include <StaticConstants.au3>
#include <WindowsConstants.au3>
#include <String.au3>
#region ### START Koda GUI section ### Form=C:\Users\Burak\Desktop\Programme\AutoIt v3\Projekte\Text ver(ent)schlüsseler\Form1.kxf
$Form1 = GUICreate("Text Ver- und Entschlüsseler", 834, 630, 193, 75)
$MenuItem1 = GUICtrlCreateMenu("&Datei")
$MenuItem5 = GUICtrlCreateMenuItem("Verstecken", $MenuItem1)
$MenuItem4 = GUICtrlCreateMenuItem("Minimieren", $MenuItem1)
$MenuItem2 = GUICtrlCreateMenuItem("Schließen", $MenuItem1)
$Menu2 = GUICtrlCreateMenuItem("&Einstellungen", -1)
GUISetFont(11, 400, 0, "Calibri")
GUISetBkColor(0x99B4D1)
$Label1 = GUICtrlCreateLabel("Text zum verschlüsseln:", 8, 8, 151, 22)
$Edit1 = GUICtrlCreateEdit("", 8, 40, 817, 105, $ES_WANTRETURN)
GUICtrlSetData(-1, "")
GUICtrlSetCursor(-1, 5)
$Label2 = GUICtrlCreateLabel("Passwort:", 184, 8, 64, 22)
$Input1 = GUICtrlCreateInput("", 248, 8, 121, 26, $ES_PASSWORD)
GUICtrlSetCursor(-1, 5)
$Button1 = GUICtrlCreateButton("Verschlüsseln", 384, 8, 91, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button2 = GUICtrlCreateButton("Leeren", 488, 8, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Label3 = GUICtrlCreateLabel("Text zum entschlüsseln:", 8, 160, 152, 22)
$Label4 = GUICtrlCreateLabel("Passwort:", 185, 160, 64, 22)
$Input2 = GUICtrlCreateInput("", 249, 160, 121, 26, $ES_PASSWORD)
GUICtrlSetCursor(-1, 5)
$Button3 = GUICtrlCreateButton("Entschlüsseln", 385, 160, 91, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button4 = GUICtrlCreateButton("Leeren", 489, 160, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Edit2 = GUICtrlCreateEdit("", 8, 192, 817, 105, $ES_WANTRETURN)
GUICtrlSetCursor(-1, 5)
$Label5 = GUICtrlCreateLabel("Verschlüsselter Text:", 8, 312, 134, 22)
$Edit3 = GUICtrlCreateEdit("", 8, 344, 817, 105, BitOR($ES_READONLY, $ES_WANTRETURN))
GUICtrlSetCursor(-1, 5)
$Label6 = GUICtrlCreateLabel("Entschlüsselter Text:", 8, 464, 132, 22)
$Edit4 = GUICtrlCreateEdit("", 8, 496, 817, 105, BitOR($ES_READONLY, $ES_WANTRETURN))
GUICtrlSetCursor(-1, 5)
$Button5 = GUICtrlCreateButton("Leeren", 488, 312, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button6 = GUICtrlCreateButton("Kopieren", 384, 312, 91, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button7 = GUICtrlCreateButton("Kopieren", 384, 464, 91, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button8 = GUICtrlCreateButton("Leeren", 488, 464, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button9 = GUICtrlCreateButton("Einfügen", 576, 8, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button10 = GUICtrlCreateButton("Einfügen", 576, 160, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button11 = GUICtrlCreateButton("Alles leeren", 736, 8, 83, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
GUISetState(@SW_SHOW, $Form1)
#endregion ### END Koda GUI section ###

#region ### START Koda GUI section ### Form=c:\users\burak\desktop\programme\autoit v3\projekte\text ver(ent)schlüsseler\form2.kxf
$Form2 = GUICreate("Einstellungen", 610, 130, 192, 124)
GUISetFont(11, 400, 0, "Calibri")
GUISetBkColor(0x99B4D1)
$Checkbox1 = GUICtrlCreateCheckbox("Allgemeines Passwort festlegen", 8, 8, 217, 17)
$Label7 = GUICtrlCreateLabel("Passwort für alle Verschlüsselungen:", 24, 32, 231, 22)
$Input3 = GUICtrlCreateInput("", 264, 24, 121, 26, $ES_PASSWORD)
GUICtrlSetCursor(-1, 5)
$Label8 = GUICtrlCreateLabel("HotKey für das Anzeigen (nach Verstecken) des Programms:", 8, 64, 372, 22)
$Input4 = GUICtrlCreateInput("F7", 392, 56, 121, 26, $ES_READONLY)
GUICtrlSetCursor(-1, 5)
$Button12 = GUICtrlCreateButton("&Ändern", 528, 56, 75, 25);, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button13 = GUICtrlCreateButton("Speichern", 208, 96, 75, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
$Button14 = GUICtrlCreateButton("Nicht speichern", 296, 96, 107, 25, $WS_GROUP)
GUICtrlSetBkColor(-1, 0x00FFFF)
#endregion ### END Koda GUI section ###

While 1
$nMsg = GUIGetMsg(1)
Switch $nMsg[1]
Case $Form1
Switch $nMsg[0]
Case $GUI_EVENT_CLOSE
Exit
Case $Button1
If GUICtrlRead($Input1) = "" Then
MsgBox(0, "Fehler", "Kein Passwort eingetragen!")
ContinueLoop
ElseIf GUICtrlRead($Edit1) = "" Then
MsgBox(0, "Fehler", "Kein Text eingetragen!")
ContinueLoop
Else
GUICtrlSetData($Edit3, _StringEncrypt(1, GUICtrlRead($Edit1), GUICtrlRead($Input1)))
EndIf
Case $Button2
GUICtrlSetData($Input1, "")
GUICtrlSetData($Edit1, "")
Case $Button3
If GUICtrlRead($Input2) = "" Then
MsgBox(0, "Fehler", "Kein Passwort eingetragen!")
;ContinueLoop
ElseIf GUICtrlRead($Edit2) = "" Then
MsgBox(0, "Fehler", "Kein Text eingetragen!")
;ContinueLoop
Else
GUICtrlSetData($Edit4, _StringEncrypt(0, GUICtrlRead($Edit2), GUICtrlRead($Input2)))
EndIf
Case $Button4
GUICtrlSetData($Input2, "")
GUICtrlSetData($Edit2, "")
Case $Button5
GUICtrlSetData($Edit3, "")
Case $Button6
ClipPut(GUICtrlRead($Edit3))
Case $Button7
ClipPut(GUICtrlRead($Edit4))
Case $Button8
GUICtrlSetData($Edit4, "")
Case $Button9
GUICtrlSetData($Edit1, ClipGet())
Case $Button10
GUICtrlSetData($Edit2, ClipGet())
Case $Button11
GUICtrlSetData($Edit1, "")
GUICtrlSetData($Edit2, "")
GUICtrlSetData($Edit3, "")
GUICtrlSetData($Edit4, "")
GUICtrlSetData($Input1, "")
GUICtrlSetData($Input2, "")
Case $MenuItem5
GUISetState(@SW_HIDE, $Form1)
Case $MenuItem4
GUISetState(@SW_MINIMIZE, $Form1)
Case $MenuItem2
Exit
Case $Menu2
GUISetState(@SW_HIDE, $Form1)
GUISetState(@SW_SHOW, $Form2)
EndSwitch
Case $Form2
Switch $nMsg[0]
Case $GUI_EVENT_CLOSE
Exit
Case $Checkbox1
If GUICtrlRead($Checkbox1) = $GUI_CHECKED Then
GUICtrlSetState($Input3, $GUI_ENABLE)
GUICtrlSetState($Label7, $GUI_ENABLE)
Else
GUICtrlSetState($Input3, $GUI_DISABLE)
GUICtrlSetState($Label7, $GUI_DISABLE)
EndIf
Case $Button12
ConsoleWrite("Button12" & @CRLF)
MsgBox(0, "", "")
EndSwitch
EndSwitch
WEnd