Hi,
Looks like line 145 should be the last line in ACADLT.lin file, so please verify that you make hard return after the last line in ACADLT.lin file and when you put cursor to the end of the file it stays on the last empty line.
https://knowledge.autodesk.com/support/autocad/troubleshooting/caas/sfdcarticles/sfdcarticles/How-to...Maxim
