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There's a lot of locations in your code that may fail with an NRE. For instance, it could be the group that is not found, or a group with no email address... You're only hope is to get more information on the error (like the Stack Trace). For that purpose, you may: Add try...catch blocks in your code (a best pratice anyway), and display detailed ...


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Since this popped up again being refreshed by Community account, I want to summarize the general idea of what you need to do: Workflow Side Use DynamicValue to represent a JSON object to be passed into a REST-service. Also, DynamicValue to receive return values from a REST-service. Use 'BuildDynamicValue' action to add properties to the DynamicValue ...


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Found the solution.. Thanks to Thiru Srinivasan's blog. Here's what I did.. I developed a custom web part. See the UI and code below. Webpart UI Webpart CS Code protected void CheckIfWorkflowExistsButton_Click(object sender, EventArgs e) { Guid siteId = SPContext.Current.Site.ID; Guid webId = SPContext.Current.Web.ID; ...


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We can create visual webpart as sandbox solutions using visual studio, but your local machine must have sharepoint also with visual studio. To publish the created sandbox web part you need to right click on solution --> publish --> provide url of site collection where you wanted to add --> provide credentials( if needed). Now, in gallery section you would ...



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