People Picker doesn’t resolve users and groups from Azure Active Directory (AAD) / Grant access to SharePoint 2013 sites using AAD groups

This post talks about how to grant permissions to SharePoint 2013 sites based on AAD groups and why the out-of-the-box people picker functionality doesn’t resolve users and groups from Windows Azure Active Directory You can integrate SharePoint with Windows Azure Active Directory (http://technet.microsoft.com/en-us/library/dn635311(v=office.15).aspx) to grant access to users from AAD to SharePoint 2013 sites. Now…

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Configure a SharePoint 2013 Web Application with Forms Based Authentication with a LDAP membership provider

This blog article provides a step-by-step guide with screenshots on how to configure a new Web Application with Forms Based Authentication (FBA) using a LDAP membership provider. While the steps are described in TechNet article http://technet.microsoft.com/en-us/library/ee806890%28v=office.15%29.aspx , when it comes to put them in practice you might stumble across difficulties, where this blog comes to…

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SharePoint 2013 – Usage Analytics (the story)

In every new SharePoint version there is a considerable investment put into optimizing the way we aggregate and process usage information. By usage information I understand the requests made by users, and the patterns and trends that can be extrapolated from this requests. SharePoint 2013 was no exception, although we kept the same mechanisms for…

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Customizing filters in SPS2010 Search results page

If you  plan to use a Site Column as filter on the Search results page, within Refinement panel, you will see how it’s done. Wondering how it works for Columns of Type  “Person or Group”  , either single or multi-valued?  You need to have a working Search Service Application, a Search Center Site, a Site Collection/ Publishing…


Crawl error SharePoint 2013 – Processing this item failed because of an unknown error when trying to parse its contents.

During various search troubleshooting i came across the following crawling error in the Craw log of a SharePoint 2013 environment. Processing this item failed because of an unknown error when trying to parse its contents. (Error parsing document ‘http://sharepoint.contoso.com/Project/abcd/Q_M/ABX/SitePages/Homepage.aspx’. Sandbox worker pool isclosed.; ; SearchID = 820E86ZD-5252-4G5F-AK9U-2096ZV3L56PP ) In order to fix this you can try to…

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SPS2010 : Field cannot be made again visible if defined to be hidden using Visual Studio 2010

During last weeks I encountered in a service request the behavior that after using Visual Studio to make a column hidden the column itself could not be made again visible disregarding of method. The field was created by following  http://msdn.microsoft.com/en-us/library/ee231593.aspx#BKMK_CreatingCustSiteCols and adding inside the field definition “Hidden=”TRUE”. Methods that  we tried to change the hidden attribute back to FALSE…


Extracting data from ULS logs using logparser

Had an interesting problem today. Received an ULS log file that was 18GB large. Although I knew the approximate timeframe where the problem started happening the normal PowerShell commands I use to break the logs did not work. Basically the challenge was: how to extract a specific timeframe from an 18GB log file. Answer(as suggested…

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How to check if lists/webs are used

It sometimes comes handy for a SharePoint Administrator/Site Collection Administrator to see when lists/webs are used. This could help for example in a scenario where you want to see which lists/webs are actually used inside the SharePoint environment to let’s say remove them or ask the site collection administrator to decide if to keep them or not. SharePoint has some out-of-the-box…


Filename instead of title for zip files in search

On SPS 2010 assuming the search is configured using the default XSLT and managed properties, if you upload a .zip file to a document library  and you are using a different title than the filename you will notice how in the search results always the filename is shown rather than the title as with other…

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Hidden objects in SharePoint "Explorer View"

Imagine the following scenario: a user creates a folder in SharePoint Document Library and gives it a name starting with the underscore (_) character. When you then open the Document Library in Windows Explorer, the folder will not be visible if the option  is not enabled in Windows Explorer: This behavior is expected (it dates…