Automatic layout may leave pedigree in an un-saveable un-exportable state

Description

For some very specific pedigrees after an automatic layout is performed the pedigree can not be saved or exported

Sample pedigree in new Phenotips JSON format:

Environment

None

Assignee

Andrew Misyura

Reporter

Andrew Misyura

Labels

None

External issue ID

None

Fix versions

Affects versions

Priority

Major
Configure