Joe,
Go to the Tools> Options> Geometry tab and toggle on Read-Only for the Horizontal Alignment and Cogo Buffer, Apply, and save the preferred preference. The next time that you open the XIN and ALG files, the geometry should be read-only.
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Sometimes in Inroads XM we have noticed an error that occurs with tracking horizontal alignments. After a horizontal alignment has been established and has been used for months, there have been times when you open a drawing in Microstation V8 (a drawing…
Mike,
Have you tried the Geometry> Utilities> Create\Edit Alignment By Cogo Points command? See the corresponding help file for syntax.
Thanks,
Jason Smithey