Error 'InvalidClassException: SerialVersionUID Mismatch' in P6 API at Activity Create

(Doc ID 2252424.1)

Last updated on APRIL 13, 2017

Applies to:

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


When attempting to create an activity object using P6 Integration API Activity.create() method, the following error occurs:; local class incompatible: stream classdesc serialVersionUID = -4692868038802071831, local class serialVersionUID = 5842312231505365967


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