Troubleshooting

Problem	Possible Cause	Possible Solutions
Surface fails to merge with error “Merge outside available range”.	Imported surface is too far from combined surface. Imported surface had the wrong coordinate system applied.	Check that the source surface is correctly located. Check that the imported surface has the correct coordinate system applied.
Not all surfaces are listed in the Surfaces list.	The surfaces list may have a filter applied.	In the Surfaces list, click the button, and make sure All is selected.