diff --git a/bin/getexdraw.bat b/bin/getexdraw.bat
index e978a5c..0c435a4 100644
--- a/bin/getexdraw.bat
+++ b/bin/getexdraw.bat
@@ -7,7 +7,6 @@ for %%i in ("%~1") do (
     set "DIR=%%~dpi"
 )
 call C:\kabellaengen\bin\setenv.bat
-REM call C:\10-Develop\gitrepos\kabellaengen\bin\setenv.bat
 
 REM echo Dateiname ohne Erweiterung: %FILENAME%
 REM echo Erweiterung: %EXT%
@@ -28,6 +27,8 @@ if exist "%~dp0_setenv.bat" (
 REM Zielverzeichnis
 set TARGET_DIR=%PROJECT_BOM_RESULTS%\%FILENAME%
 mkdir "%TARGET_DIR%"
+REM lösche alte Fehlermeldungen
+del "%PROJECT_WORK%\%ERROR_DOUBLE%"
 
 echo.
 echo === Fetching Positions ===