For Arc/Info users, display the coverage in arcedit:
Arc: ae
Copyright (C) 1982-1997 Environmental Systems Research Institute, Inc. All rights reserved. ARCEDIT (COGO) Version 7.1.1 (Thu Feb 6 23:26:50 PST 1997)
Arcedit: ec va_cnty
The edit coverage is now /HOME/TAPITTS/CCTP/VA_CNTY
WARNING the Map extent is not defined
Defaulting the map extent to the BND of /HOME/TAPITTS/CCTP/VA_CNTY
Arcedit: de arcs labels node errors
Arcedit: nodecolor dangle 2
Arcedit: draw
Arcedit:
Look for any small red square outlines: these may indicate an open polygon. Correct all topology errors, exit arcedit and "build" or "clean" the coverage. Repeat this step for all polygon coverages; next display them together (in arcplot or arcedit) to check their registration.
For more information on these processes please refer to:
Unit 28 - Editing Polygon Data
Unit 11 - Registration and Conflation