try to catch an exception

src/systraywin32.py

@@ -176,7 +176,10 @@ class NotifyIcon:
 	
 	def remove(self):
 		""" Removes the tray icon. """
-		win32gui.Shell_NotifyIcon(win32gui.NIM_DELETE, self._get_nid())
+		try:
+			win32gui.Shell_NotifyIcon(win32gui.NIM_DELETE, self._get_nid())
+		except: # maybe except just pywintypes.error ? anyways..
+			pass
 
 
 	def set_tooltip(self, tooltip):
@@ -319,4 +322,4 @@ class SystrayWin32(systray.Systray):
 					0, 0, img_flags)
 				imgs[state] = image
 		
-		return imgs
\ No newline at end of file
+		return imgs