errorlevel wurde nicht korrekt zurückgemeldet

bin/plant2dxf.bat

@@ -1,6 +1,18 @@
 @echo off
-CALL manage_interpreter.bat activate_interpreter
-cd /d %PROJECT%
+CALL manage_interpreter.bat activate
+if errorlevel 1 (
+    echo ERROR: Failed to activate Python environment
+    exit /b 1
+)
+
+cd /d "%PROJECT%"
+if errorlevel 1 (
+    echo ERROR: Failed to change to project directory: %PROJECT%
+    exit /b 1
+)
+
 "%VIRTUAL_ENV%\Scripts\python.exe" -m lib.plant2dxf %*
-CALL manage_interpreter.bat deactivate_interpreter
-exit /b %ERRORLEVEL%
+set PYTHON_EXIT=%ERRORLEVEL%
+
+CALL manage_interpreter.bat deactivate
+exit /b %PYTHON_EXIT%