Problems in Exporting UDFs to Microsoft Project XML.

(Doc ID 2100495.1)

Last updated on FEBRUARY 01, 2016

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version and later
Information in this document applies to any platform.


When attempting to export MS Project XML file and open it in Microsoft Project, the following error occurs:

An unexpected problem occurred while opening the file.  The file may be damaged. Try using a backup copy.

The issue can be reproduced at will with the following steps:
1. Login P6, create 4 activity UDF dates (two start date, two finish date).
2. Add these 4 UDF dates to some Activities in one Project.
3. Set Custom Field Mappings as start1, finish1, start2 and finish2.
4. Export this Project as an Microsoft Project XML file.
5. Open it in Microsoft Project.  Get error "An unexpected problem occurred while opening the file. The file may be damaged. Try using a backup copy."

The issue has the following business impact:
Due to this issue, users cannot Import the XML file in MS Project.


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