diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..2bc2de0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+__pycache__
+build
+dist
+*.spec
+test_folder
diff --git a/README.md b/README.md
index 5c739fd..a1d42fa 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@
 <li>Install [Python](https://www.python.org/)</li>
 <li>You have to clone the repo. (<code>git clone http://kairoto.com:8080/git/Kairoto/GVM.git</code>)</li>
 <li>Install the needed dependencies. (<code>pip install requests pyinstaller</code>)</li>
-<li>Use pyinstaller to build the app. (<code>pyinstaller -D -F -n GVM.exe main.py</code>)</li>
+<li>Use pyinstaller to build the app. (<code>pyinstaller -D -w -F -n GVM.exe main.py</code>)</li>
 </ol>
 <span style="color: #888">Our pyinstaller command is recommended and tested.</span>
 
@@ -33,7 +33,7 @@
 <p>If your system has problems with building, do this:
 <ol>
 <li>Create a virtual environment by using <code>python -m venv {ENV_NAME}</code>. </li>
-<li>Activate the virtual environment (<code>python -m venv {ENV_NAME}</code>).</li></ol>
+<li>Activate the virtual environment (<code>source {venv-folder}/bin/activate</code>).</li></ol>
 </p><br>
 <li>Install the needed dependencies. (<code>pip install requests pyinstaller</code>)</li>
 <li>Use pyinstaller to build the app. (<code>pyinstaller -D -F -n GVM.x86_64 main.py</code>)</li>
diff --git a/backend.py b/backend.py
index 396e418..20071ae 100644
--- a/backend.py
+++ b/backend.py
@@ -96,9 +96,10 @@
             return installed_files
         else:
             tag_list.append('No options available')
+            return tag_list
     elif curVersion != None and checkConnection() :
         return curVersion
-
+    
     for i in response :
        tag_list.append(i['tag_name'])
 
diff --git a/main.py b/main.py
index e5aa083..94ffb8c 100644
--- a/main.py
+++ b/main.py
@@ -67,7 +67,6 @@
 
    def saveSettings() -> None :
       backend.suddenSet(dirSetting.get(),tokenSetting.get())
-      VERSION_MENU.destroy()
       updateVersionList()
       FRONTEND.event_generate('<<VersionChanged>>',when='tail')
       settingsWindow.destroy()
@@ -94,13 +93,14 @@
    global VERSION_MENU
    global strvar
    updatedList = backend.verOptions(mono.get(),CUR_VERSION)
-   if CUR_VERSION != updatedList :
+   if CUR_VERSION != updatedList or VERSION_MENU.winfo_exists() :
       CUR_VERSION = updatedList
       strvar = tk.StringVar(CANVAS,CUR_VERSION[0])
       VERSION_MENU = ttk.Combobox(master=CANVAS,textvariable=strvar,values=CUR_VERSION,state='readonly',font="Sans 12",style='M.TCombobox')
       VERSION_MENU.bind('<<VersionChanged>>',isInstalled)
       VERSION_MENU.bind('<FocusIn>',isInstalled)
       VERSION_MENU.place(width=256,height=36,relx=0.31,y=120)
+   
    isInstalled()
 
 def setMono() -> None :