You receive error messages when you try to use Azure Active Directory Graph API custom applications in Office 365

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Article ID: 2762670
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Symptoms

When you try to use Microsoft Azure Active Directory Graph API custom applications in Office 365, you may receive one of the following messages: 
  • Cannot find custom tool 'DataServicesCoreClientGenerator' on this system
  • Could not resolve this reference. Could not locate the assembly Microsoft.Data.Odata
  • Could not resolve this reference. Could not locate the assembly Microsoft.Data.Services.Client
  • Could not resolve this reference. Could not locate the assembly System Spatial
  • There was a mismatch between the processor architecture of the project being built "MSIL" and the processor architecture of the reference "Microsoft.WindowsAzure.ActiveDirectory.Authentication"
  • The type or namespace name 'Services' does not exist in the namespace 'System.Data'
  • The type or namespace name 'DataServiceQueryContinuation' could not be found
  • The referenced component 'Microsoft.Data.OData' could not be found
  • The referenced component 'Microsoft.Data.Services.Client' could not be found

Cause

This issue occurs if WCF Data Services 5.0 for OData V3 is not installed.

Resolution

To resolve this issue, download and install WCF Data Services 5.0 for OData V3 from the Microsoft Download Center:
WCF Data Services 5.0 for OData V3

Still need help? Go to the Office 365 Community website.

Properties

Article ID: 2762670 - Last Review: July 8, 2014 - Revision: 8.0
Keywords: 
o365 o365a o365e o365p o365022013 KB2762670

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