How To Fix SO320 - Select 'Preserve Initial Document' in Office user first

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 320

• Message text: Select 'Preserve Initial Document' in Office user first

What causes this issue?

You have tried to set a default document which is to be used for the
duration of your session.

System Response

The system cannot set the default document because your Office user
specifies that you want to select default documents each time.

How to fix this error?

Select the field <LB>Retain default document</> in your Office user and
then set the default document.

Error message extract from SAP system. Copyright SAP SE.