From e7f0aac008c841ab6eac681e52dcfcd2fdda2be0 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Wed, 5 Aug 2026 16:51:58 +0100
Subject: [PATCH] Don't run syntax checks while a script is running

---
 qrenderdoc/Windows/PythonShell.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/qrenderdoc/Windows/PythonShell.cpp b/qrenderdoc/Windows/PythonShell.cpp
index 67594f073..502880dfa 100644
--- a/qrenderdoc/Windows/PythonShell.cpp
+++ b/qrenderdoc/Windows/PythonShell.cpp
@@ -537,6 +537,10 @@ void PythonShell::doSyntaxCheck()
   if(sc->autoCActive() || m_FuncTip)
     return;
 
+  // also don't do it while running, as it makes no sense and also could stall the UI thread if we're debugging
+  if(runningScriptEditor)
+    return;
+
   QByteArray script = sc->getText(sc->textLength() + 1);
   PyParseError parseError = completionContext->CheckPyParse(script, "script.py");