Right-click on the OTD in the Enterprise Explorer.
Click Relaunch from the submenu.
The Select Files Wizard opens.
Enter the File Name (or Browse and Select) that you wish to be relaunched and click Next.
Continue with the Wizard as described when creating the OTD.
Click the Finish button to save the changes.
When relaunching an OTD, an existing collaboration will not be affected if:
New columns are added
Deleted columns are not used in the original collaboration
Validation will fail if existing collaborations are not modified when columns are renamed or deleted.