Article - CS234072
wbmff.jar -operation preload returns “Duplicate UniqueNDIds are found for dependencies" in Windchill Bulk Migrator
Modified: 22-Jan-2026
Applies To
- Windchill Bulk Migrator 4.0 to 13.1
Description
- wbmff.jar -operation preload returns:
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*** Duplicate UniqueNDIds are found for dependencies. *** Migration cannot continue until this problem is resolved. *** Recommended resolution: Listed CAD files are invalid and should be excluded or repaired. *** To repair the files consider removing/modifying duplicate dependencies.
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