Updated the options to pass to getenv, to include -k. This avoids aborts if things are not exactly as the tool expects.
@echo off
setlocal
if not defined HELIUM_HOME set HELIUM_HOME=%~dp0..\..\..\..\helium
echo %HELIUM_HOME%
rem call ..\..\build\env.bat
call %HELIUM_HOME%\hlm.bat %*
endlocal