As message says you can check Don't verify addresses in Options. Setting this option has one side effect. For example if yoz start Fraps first and then LFSLazy after which you exit Fraps your LFS will most likely crash.
SHORTCUT (Target box)
"X:\FOLDER\TO\LFS\LFS.exe" /insim=29999
BITCH
start LFS.exe /insim=29999 (if .bat in same location as lfs.exe)
or
start /d"X:\FOLDER\TO\LFS" LFS.exe /insim=29999 (from wherever)