Fixed crash on launch

Main.py

@@ -8,6 +8,8 @@ import time
 import tkinter as tk
 from tkinter import filedialog
 import configparser
+import customtkinter
+from customtkinter import *
 
 # Initialize a configparser object for managing the configuration file
 config = configparser.ConfigParser()
@@ -52,15 +54,16 @@ def main():
         stored_prism_instance_path = default_prism_instance_path
 
     # GUI for selecting Prism instance path
-    root = tk.Tk()
-    root.title("Select Prism Instance Path")
+    app = CTk()
+    set_appearance_mode("dark")
+    #root.title("Select Prism Instance Path")
     
     # Label for instructions
-    label = tk.Label(root, text="Select Prism instance path:")
+    label = CTkLabel(master=app, text="Select Prism instance path:")
     label.pack(pady=10)
     
     # Entry widget for Prism instance path
-    prism_instance_path_entry = tk.Entry(root, width=50)
+    prism_instance_path_entry = CTkEntry(master=app, width=50)
     prism_instance_path_entry.pack(pady=5)
 
     # If a stored Prism instance path exists, pre-fill the entry widget
@@ -68,20 +71,20 @@ def main():
         prism_instance_path_entry.insert(0, stored_prism_instance_path)
     
     # Button to select directory
-    select_button = tk.Button(root, text="Browse...", command=select_prism_instance_path)
+    select_button = CTkButton(master=app, text="Browse...", command=select_prism_instance_path)
     select_button.pack(pady=5)
     
     # Function to proceed with installation
     def start_installation():
         prism_instance_path = prism_instance_path_entry.get()
-        root.destroy()  # Close the GUI window
+        app.destroy()  # Close the GUI window
         perform_installation(instance_name, prism_command, prism_instance_path)
     
     # Button to start installation
-    install_button = tk.Button(root, text="Launch Minecraft", command=start_installation)
+    install_button = CTkButton(master=app, text="Launch Minecraft", command=start_installation)
     install_button.pack(pady=10)
     
-    root.mainloop()
+    app.mainloop()
 
 def perform_installation(instance_name, prism_command, prism_instance_path):
     ftp = FTP("gitea.piwalker.net")