echo off SETLOCAL ENABLEEXTENSIONS SETLOCAL ENABLEDELAYEDEXPANSION set STEP_SIZE=5000 set FINAL_MOVE=500000 set START_MOVE=5000 for /L %%i in (%START_MOVE%, %STEP_SIZE%, %FINAL_MOVE%) do ( call runtill.bat %%i if ERRORLEVEL 1 ( echo FAILED getting running to %%i. exit /b 1 ) ) echo SUCCESS.