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SharePoint yammer integration error: System.Exception: Unable to load the web part. IsEdit: False, IsAsync: False, FormMode: Invalid, SharedProperties: {"site_url":"http:// ","service_account":"true","webpart_guid":" ","iframe":"true","version":" "} at Yammer.SharePoint.WebParts.YammerAppsWebPart.CreateChildControls()


Hi there, 


if you are searching for below error .. 
System.Exception: Unable to load the web part. IsEdit: False, IsAsync: False, FormMode: Invalid, SharedProperties: {"site_url":"http:// ","service_account":"true","webpart_guid":" ","iframe":"true","version":" "} at Yammer.SharePoint.WebParts.YammerAppsWebPart.CreateChildControls() 


The solution you can try could be disabling uploading file attachments to yammer.


Below are the steps:


1.Select your webapplication from CA > Manage web apps
2.On the Ribbon>Yammer>Yammer Settings
3.Deselect 'Enable uploading file attachments to Yammer'
4.Click 'Save Settings'.
And you are done! You can now add yammer web part to page and can check again.

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