Error Importing Webpart
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Error Importing Webpart Assembly
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Microsoft.sharepoint.webpartpages.webpartpageuserexception Cannot Import This Web Part
Exchange is a question and answer site for SharePoint enthusiasts. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer sharepoint import error message cannot import this web part The best answers are voted up and rise to the top Custom web part deployment produces 'Cannot import this webpart' error up vote 5 down vote favorite I have built an empty SharePoint project in Visual Studio 2010 with some custom web parts in it. When I've tested these on my local development machine they can be added to a page without web part gallery sharepoint 2013 any trouble. When I deploy the wsp via PowerShell to a remote SharePoint server, the web parts show in the web part gallery but adding one to a page gets me the error 'Cannot import this web part'. The logs have no further information in them. As per some answers I've found via Google, I've checked there is no code in Init. All initial processing is done within CreateChildControls (although I would have thought if this were the cause, I would get the same error on my local machine). Does anybody have any suggestions as to what else could be causing this error? Updated - code added as requested Code:- using System; using System.ComponentModel; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using Microsoft.SharePoint; using Microsoft.SharePoint.WebControls; namespace MyWebPart.UI.WebParts.HelloWorld { [ToolboxItemAttribute(false)] public class HelloWorld : WebPart { protected override void CreateChildControls() { Label lblThis = new Label(); lblThis.Text = "Hello World!"; Controls.Add(lblThis); } } } From the .webpart in Visual Studio:-
(עברית)المملكة العربية السعودية (العربية)ไทย (ไทย)대한민국 (한국어)中华人民共和国 (中文)台灣 (中文)日本 (日本語) HomeOnline20132010Other VersionsRelated ProductsLibraryForumsGallery Ask a question Quick access Forums home Browse forums users FAQ Search related threads Remove From My Forums Answered by: error while imparting webpart SharePoint > SharePoint Legacy Versions - General Discussions and Questions Question 0 Sign in to vote Hello all, i am facing below error while imparting webpart.. i http://sharepoint.stackexchange.com/questions/11820/custom-web-part-deployment-produces-cannot-import-this-webpart-error gt this error from ULSviewer.. Microsoft.SharePoint.WebPartPages.WebPartPageUserException: Cannot import this Web Part. at Microsoft.SharePoint.WebPartPages.WebPartImporter.CreateWebPart(Boolean clearConnections) at Microsoft.SharePoint.WebPartPages.WebPartImporter.Import(SPWebPartManager manager, XmlReader reader, Boolean clearConnections, Uri webPartPageUri, SPWeb spWeb) at Microsoft.SharePoint.WebPartPages.WebPartPreview.get_WebPart() at Microsoft.SharePoint.WebPartPages.WebPartPreview.CreateChildControls() at System.Web.UI.Control.EnsureChildControls() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() https://social.technet.microsoft.com/Forums/sharepoint/en-US/02c98c25-7f8f-49a5-88c1-9d8650777cae/error-while-imparting-webpart?forum=sharepointgenerallegacy at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) thanx in advance, Sagar Joshi Friday, December 24, 2010 12:51 PM Reply | Quote Answers 2 Sign in to vote As far as I can tell, this is the default message defined in the .webpart file. I think it is not finding the type correctly.
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