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--- a/src/shade.hpp
+++ b/src/shade.hpp
@@ -208,6 +208,9 @@
wf::effect_hook_t pre_hook = [=] ()
{
+ // Unshade completion can remove the scene tree's last reference to us.
+ // Keep the transformer and this member callback alive until it returns.
+ auto keep_alive = shared_from_this();
/* Follow the view if it has moved to another output since last frame. */
if (view && view->get_output() && (view->get_output() != hook_output))
{
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