From b940b0d2c197841b0f648598ee782dbaf9e0a89b Mon Sep 17 00:00:00 2001
From: ssareta <ssareta@protonmail.com>
Date: Fri, 20 Mar 2026 10:04:52 +1300
Subject: screencopy: fix crash in screensharing toplevel with invalid handle
 (#13781)

---
 src/protocols/ToplevelExport.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/protocols/ToplevelExport.cpp')

diff --git a/src/protocols/ToplevelExport.cpp b/src/protocols/ToplevelExport.cpp
index d7ba7519..7b3d0c89 100644
--- a/src/protocols/ToplevelExport.cpp
+++ b/src/protocols/ToplevelExport.cpp
@@ -26,6 +26,11 @@ CToplevelExportClient::CToplevelExportClient(SP<CHyprlandToplevelExportManagerV1
 }
 
 void CToplevelExportClient::captureToplevel(uint32_t frame, int32_t overlayCursor_, PHLWINDOW handle) {
+    if UNLIKELY (!handle) {
+        LOGM(Log::ERR, "Couldn't capture (window doesn't exist)");
+        return;
+    }
+
     auto session = Screenshare::mgr()->getManagedSession(m_resource->client(), handle);
 
     // create a frame
-- 
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