XML Import Fails With Error "ActivityIdSuffix: ActivityIdSuffix must be greater than or equal to 1"

(Doc ID 2311566.1)

Last updated on OCTOBER 02, 2017

Applies to:

Primavera P6 Enterprise Project Portfolio Management Cloud Service - Version 17.3 to 17.6 [Release 17.3 to 17.6]
Information in this document applies to any platform.


When attempting to import an XML file, the following error occurs:


ActivityIdSuffix: ActivityIdSuffix must be greater than or equal to 1.

Unresolved reference null on Project.

WARNING: Referenced business object Calendar with object id 7102 cannot be found, ignoring field CalendarObjectId on business object Resource 'T5BPILE' (8441)

Unresolved reference null on Resource.
UnitOfMeasureObjectId = 101
CurrencyObjectId = 1
ParentObjectId = 1416


The issue can be reproduced at will with the following steps:

1. Log into P6.

2. Choose File--> Import --> XML

3.  Observe reported error after the import attempt.




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