How to open a NodeXL Workbook created on a different machine By Marc Smith and  Derek Hansen Microsoft Office applications have trust issues. When you download a NodeXL workbook from a different machine (perhaps from http://nodexlgraphgallery.org ) you may get an error like this one that mentions “trusted locations”. ************** Exception Text ************** Microsoft.VisualStudio.Tools.Applications.Runtime. CannotCreateCustomizationDomainException: This document contains custom code that cannot be loaded because the location is not in your trusted locations list: Sample_Facebook_Egonetwork.xlsx. If you trust this document you can save and open it from a location on your computer. For more information, see http://go.microsoft.com/fwlink/?LinkId=99104 . ****************************************** This problem is caused by a lack of trust. Excel documents may contain harmful code (“malware”) and the solution Microsoft created was the idea of “ Trusted Locations ”.…