From c977ebafd8e5765c3f33f95f6179906d60f27b6b Mon Sep 17 00:00:00 2001
From: Jan Winkler <jan.winkler@tu-dresden.de>
Date: Wed, 25 May 2022 16:46:27 +0200
Subject: [PATCH] Fix: Crash upon refresh of streamlines

---
 pyplane/core/StreamlineHandler.py | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/pyplane/core/StreamlineHandler.py b/pyplane/core/StreamlineHandler.py
index 4290dc1..c98ba20 100644
--- a/pyplane/core/StreamlineHandler.py
+++ b/pyplane/core/StreamlineHandler.py
@@ -83,10 +83,7 @@ def remove(self):
                 except:
                     pass
 
-                #sl_arrows.remove() doesn't work
-                # doesn't work either: del sl.arrows
-                # as long as no other patches are used:
-                self.myWidget.Plot.canvas.axes.patches = []
+                self.myWidget.Plot.canvas.axes.patches.clear()
 
             myLogger.message("Streamlines removed")
         else: