How can I troubleshoot a tin that won't import into a terrain model?

How can I troubleshoot a tin that won't import into a terrain model?https://communities.bentley.com/products/road___site_design/f/geopak-inroads-mx-openroads-forum/126049/how-can-i-troubleshoot-a-tin-that-won-t-import-into-a-terrain-modelUsing Power GEOPAK SS4 08.11.09.872 on Windows 10. When using the terrain model create from file command, my tin won't import - starts "processing" and never finishes. A different (and larger) tin imports in seconds. I can use the old dtm tools to visualizeen-USTelligent Community 12RE: How can I troubleshoot a tin that won't import into a terrain model?https://communities.bentley.com/thread/383486?ContentTypeID=1Tue, 13 Sep 2016 17:54:37 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:444505dc-7377-4694-abe7-f332f6650da7Nico RomanTry and plot the tin in a 3d file and re-extract it to create a new one.<br /> <a href="http://communities.bentley.com/products/road___site_design/f/5922/t/126049">communities.bentley.com/.../126049</a><div style="clear:both;"></div>