diff --git a/webui.bat b/webui.bat
index bbe8f6c9..3f1d03f6 100644
--- a/webui.bat
+++ b/webui.bat
@@ -3,6 +3,8 @@
 if not defined PYTHON (set PYTHON=python)
 if not defined VENV_DIR (set VENV_DIR=venv)
 
+set ERROR_REPORTING=FALSE
+
 mkdir tmp 2>NUL
 
 %PYTHON% -c "" >tmp/stdout.txt 2>tmp/stderr.txt