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"Illegal group reference: group index is missing" error during schema upgrade from to (Doc ID 2663437.1)

Last updated on OCTOBER 12, 2021

Applies to:

Oracle WebCenter Sites - Version to [Release FatWire]
Information in this document applies to any platform.


Oracle Webcenter Sites upgrade assistant failed to update the schema . Source schema already copied to destination DB - Reference Doc : 2250431.1

Source WCS : 11g (Tomcat)
Target WCS : (WLS)
Database (12c) : MS SQL server 2017
Database (11g) : MS SQL server 2008

During the upgrade, UA is not accepting the source schema details correctly(as details are pre-populated and cannot be changed).  So UA got failed with below error.



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