Compatibilities limitations :
• This is a new enumeration value added in Open Inventor. If you specify this value for a field, when this node is written to an Inventor file, the file will contain this new enumeration value. Older versions of Open Inventor will not be able to read this file and will generate an Inventor read error (unknown enumeration value).
• This is a new field added in Open Inventor 4.0. If you specify a non-default value for this field, when this node is written to an Inventor file, the file will contain this new field. Older versions of Open Inventor will not be able to read this file and will generate an Inventor read error (unknown field).