+ one button

gui.py

@@ -109,15 +109,20 @@ while True:
             )
 
             window["-TOUT-"].update(filename)
-            nassi(filename)
+            #nassi(filename)
 
         except:
             pass
     elif event == '-CREATE-':
+        try:
             if values['-JAVA FOLDER-'] and values['-OUTPUT FOLDER-']:
+                try:
                     filename = os.path.join(
                     values["-JAVA FOLDER-"], values["-JAVA FILE LIST-"][0]
                 )
+                except :
+                    print('sth')
+                
                 nassi(filename)
             elif values['-JAVA FILE LIST-']:
                 print('No Output')
@@ -125,6 +130,7 @@ while True:
                 print('No Input')
             else:
                 pass
-    
+        except:
+            pass
 
 window.close()