JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. To Update a Reference When OpenPlant PID Cannot Locate the File In References dialog's list box, double-click the reference. The Attachment Properties dialog opens. Do one of the following: In the File Name field, key in the new file specification. orClick the Browse button, select the reference in the Reattach Reference dialog, then click OK to return to the Attachment Properties dialog. Click OK. Parent topic: Locating Lost Attachments