NullPointerException when upgrading from 6.1.20 to 6.2.x with DDL file upload field.
- Take a 6.1.20 bundle.
- Place a DDL Display portlet on a page.
- Create a DDL definition and put a File Upload field on it.
- Create a DDL list based on this definition and add a record to it.
- Upgrade to 6.2.x.
Upgrade is successful.
Upgrade fails with NullPointerException.