Error when making another partner contact as 'Head of Hierarchy'

Summary:

The business scenario is, when a partner contact who is 'Head of Hierarchy', is no longer associated with the partner organization or responsible, then the functionality is to make the other contact as 'Head of Hierarchy'. This functionality is erroring. We have code freeze today 16-May.

• When we have two or more partner contacts

• One of them will be 'Head of Hierarchy'

• Making the other contact as 'Head of Hierarchy', by checking the check box

• Error java.lang.NullPointerException error is popping

Unable to save the record

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