SharePoint 2013 Site collection Launch page – Access Denied error

Recently I got an issue while login to one of the host-named web application. All of sudden when I try to open the site, it shows me access denied error. I have removed and added myself as Site collection Administrator and still same error. I have added myself in Super reader...

SharePoint 2010 – Unable to edit cell in Datasheet view – “This cell is read only”

When I try to edit the excel in SharePoint 2010 list in Datasheet view, I see an error saying that “The Selected Cells are Read-only” as shown the image below. I have verified user Permissions to the list. User Having Full control permissions to the list Checked-out by...

SharePoint 2013 error – Unexpected response from server, The status code of response is '500'. The status text of response is 'System.ServiceModel.ServiceActivationException'.

One of my client using SharePoint standalone machine for 400 people for their internal applications. Everything working as expected but one day all of sudden got an error message saying that, Unexpected response from server, The status code of response is '500'. The status...

Excel Online error - we are sorry we couldn't open your workbook it is possibly corrupt or using a file format is not supported

I am seeing an error when I try to open Excel file in SharePoint Office Excel with error message “Excel Online error - we are sorry we couldn't open your workbook it is possibly corrupt or using a file format is not supported” as shown the image below. ...

SharePoint 2013 security patch issue – AccessKey too long, cannot be more than one character

After installing SharePoint 2013 march updates, when I try to configure User Profile Service Application I got an error saying that - AccessKey too long, cannot be more than one character. By seeing the SharePoint logs, I found an error saying that Application error when access /_layouts/15/ProfileSynchronizationServiceProvisionPage.aspx, Error=AccessKey too long, cannot...