Event Receivers are a piece of managed code that responds to SharePoint events when specific triggering actions occur on a SharePoint object.

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7
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4answers
9k views

Race condition in SPListEventReceiver.ListAdded - Save Conflict

I am currently developing an Event Handler for SharePoint 2010 which sets defaults for Document Libraries on creation (content types, version settings etc). I am having a problem with Save Conflicts ...
4
votes
1answer
531 views

Farm scope Event Receiver

For some security reasons on one of our farm level solutions, we need to limit some actions using Event Receiver-FileMoving event. However, as known, event receivers can be deployed only by Site or ...
3
votes
1answer
5k views

Feature activation error: System.InvalidOperationException: Operation is not valid due to the current state of the object

i have taken one List Email event receiver(Type is EmailReceived) and that event receiver attach with document library. when i am activate that feature got error. i have check on ULS Viewer. error ...
2
votes
2answers
241 views

SPEmailEventReceiver in sharepoint 2013

I'm stuck in use of SPEmailEventReceiver in sharepoint 2013. this my code: public class EREmail : SPEmailEventReceiver // this error because namespace can't found { public override void ...
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vote
1answer
1k views

Why does my Event Receiver (sandboxed) not work on Sharepoint Online, but works perfect on premise

using System; using System.Security.Permissions; using Microsoft.SharePoint; using Microsoft.SharePoint.Security; using Microsoft.SharePoint.Utilities; using Microsoft.SharePoint.Workflow; namespace ...
1
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1answer
2k views

EventReciever to change permissions

I am trying to create an event reciever on a document library that on creation it removes all permissions and gives the author contribute writes. All other users get nothing. I have the following ...
13
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1answer
2k views

Is Calling base.ItemUpdating(properties); necessary?

In an event receiver, is it necessary to call base.ItemAdding(properties);, base.ItemUpdating(properties);, etc. at the beginning of your event handler? I've seen people arguing that it isn't ...
5
votes
2answers
784 views

Instantiating SPListItems in Event Receivers - Best Practices

In the MSDN article Best Practices with Event Receivers it is clearly stated: Do not instantiate an SPWeb, SPSite, SPList, or SPListItem object within an event receiver. The article goes on to ...
4
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3answers
3k views

How to add event receivers to all the lists in a site collection?

What is the best practice around adding event receivers across all the lists in a Site Collection?
8
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4answers
11k views

Creating a Site collection programmatically throws exception <nativehr>0x80070005</nativehr>

I'm migrating a SharePoint customization from MOSS 2007 to SharePoint Server 2010 (Win 2008), which creates the Site Collection programmatically. Problem is I'm unable to create the Site Collection ...
2
votes
1answer
1k views

Event receiver not firing on item added via email

I have a list that have been configure to receive incoming email. I also create event receiver for that list (on itemAdded and on itemAdding). The problem is, my event receiver not executed when ...
2
votes
1answer
697 views

Why Item Updated and Item Added trigger together when we add a item to list (document library)

I have gone through hundred of articles over months but never understood as what could be the reason Item Updated and Item Added trigger together when we upload a item, even though if you try ...
2
votes
1answer
2k views

ItemUpdating not saving field values

A user has a list that has a couple fields that are often updated. He wants to store the prior values in some other fields on the item when the item is updated (yes, I know versioning would be ...
2
votes
1answer
1k views

Add choice to SPFieldChoice from an Eventreceiver in sandboxed

I am trying to make a sandboxed solution that adds a couple of itemeventreceivers to a list, that add the items to the choices of a choicefield. The result would be something like a lookup field, ...
2
votes
1answer
1k views

Sending an email using sharepoint object model sharepoint 2010

i have been working on generating email in an event receiver using share point object model..i used the sputility.sendemail method..2 things are necessary in the email(email from and HTML body)..so i ...
0
votes
2answers
367 views

How to deploy an EventReceiver which writes to SQL Server correctly

following scenario. I have a client machine on which I have all the permissions for: SQL-databases (db_owner) Full access to a Sharepoint Application. Created a Sql-account (db_owner) and included ...
0
votes
3answers
965 views

Prevent Item Overwrite Event Receiver

I want to prevent users from overwriting items that have the same name. When users add items to a library there is a checkbox indicating files should be overwritten if they have the same name. In ...
3
votes
2answers
972 views

Attach an event receiver to profile property update

Do someone know if it's possible to attach an event receiver to profile updates? The goal would be to update an external system (such as a CRM) when a user is updating his profile.
2
votes
1answer
134 views

SPListDataValidationException in an event receiver on a task list with Overdue tasks

I have a task list called Finance Department Tasks on this task list i have created an item updating event receiver which checks if all fields in the task list are filled and then sets the task status ...
2
votes
1answer
435 views

SPListItem.Update() not firing ItemUpdating

I'm updating item in SPListItemCollection using SPListItem.Upadte() but my event receiver is not receiving ItemUpdating/ItemUpdated events (breakpoints are not hit on either handlers). Sample code ...
1
vote
1answer
37 views

Setting custom field default value within ItemAdded event

my aim is to use a Sharepoint 2013 Foundation this way: define a template Document Library, ProjectTemplate define a list of projects, with a "category" column an itemAdded event receiver on the ...
1
vote
3answers
551 views

which one is better considering performance, workflow or event receiver?

Using events like ItemAdded, ItemUpdated which one has the good performance on custom list. What can be preferred considering there are large lists?
1
vote
1answer
6k views

Change name in ItemAdding event receiver or create a new Item

I have several custom folder types such as Year Folder or Quarter Folder. When the user creates a folder of this type he enters the name and selects an item from a dropdown (year etc.). 90% of the ...
1
vote
1answer
167 views

InfoPath, and Calling a instation of Template InfoPath from Event Receiver

I want to call a form of InfoPath from Event Receiver. How Could I set a field infopath a Values, from Event Receivers to sets a Values on infopath fields which could I Validate and show or hide a ...
1
vote
2answers
2k views

How to use SharePoint notification from Event Receiver

I have an event receiver, which fires when item is being deleted ( ItemDeleting event ). I have some logic that checks whether item can be deleted or not, and if it can't, I need to show notification ...
0
votes
1answer
761 views

How to enable an Event Handler to intercept upload from email in document library

I have a Document Library with an email associated with the OOTB feature. When I send to the library an email with some attachments, every attachment is stored with one of the OOTB methods (divided in ...
0
votes
2answers
652 views

Differentiate in ItemUpdated (ER) if file was edited or overwritted

I've an ItemUpdated Event Receiver, and I need to make different operations depending if the file was updated throw UI or overwritted. Is there any internal field that reflects this 2 different ...
0
votes
2answers
556 views

deploy a list with specific item-level permissions in ListAdded event receiver method

I have a certain type of custom list I have designed in my 'solution.wsp', that, whenever an instance of it is instantiated, it should have at the outset a specific Item-Level permission. To further ...
0
votes
3answers
2k views

Debugging sandboxed ItemUpdated event receiver - breakpoints not hit

I'm trying to debug an ItemUpdated event receiver in SharePoint 2010. I add breakpoints to the code, and hit F5 in Visual Studio 2010. I click Attach when I'm prompted to attach to the process. Then, ...
0
votes
2answers
3k views

ItemAdding event not firing when submitting InfoPath form to form library

I created an event receiver in Visual Studio to handle three events in a form library: ItemAdding, ItemUpdating, and ItemDeleting. ItemUpdating and ItemDeleting work as expected when debugging, but ...
0
votes
1answer
842 views

Event Receiver for onitemdeleting attached to content type firing on all content types

I have an event receiver on item deleting which is being activated through code, the following is my code: SPContentType myContentType = web.ContentTypes["abc"]; //class where event receiver methods ...