Unable to Login to Dynamics CRMOrganization WebProxy

Recently for a console application we got the below error while using CrmServiceClient.

The possible reason is we haven’t specified that security protocol TLS12 to be used in our console application and it is still targeting .NET Framework 4.5.2.

Add the following line of code to get it working if that is the case.

If we are using Visual Studio 2017, simply change the Target Version to .NET Framework 4.6 or higher. It internally defaults to Tls12, so we do not need to specify it…

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Unable to Login to Dynamics CRMOrganizationWebProxyClient is nullOrganizationWebProxyClient is null error while using CrmServiceClient

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More About This Author

Nishant Rana
Nishant Rana
• Microsoft Certified Professional in Microsoft Dynamics CRM (CRM 3.0 to CRM 2016), Microsoft SharePoint (2007 and 2013) and Microsoft .NET with 10+ years of experience.
• 10 years of working experience with Microsoft Dynamics CRM starting with CRM 3.0 to CRM 2016 on various project aspects: analysis, designing, developing, leading team etc.
• An avid blogger who likes to learn, help, share and contribute in Community.
• Author of “Nishant Rana’s Weblog” (https://nishantrana.wordpress.com/), technical blog on Microsoft .NET technologies with more than 2.5 million hits and 800 followers. The blog is also recognized as one of the top 35 blogs on Microsoft Dynamics CRM.
• Twitter account https://twitter.com/nishantranaCRM with more than 500 followers, which includes MVP(s) and experts in Microsoft Dynamics CRM.
• Technical Reviewer of following books on Microsoft Dynamics CRM.
https://nishantrana.wordpress.com/books-reviewed/

Author: Nishant Rana

• Microsoft Certified Professional in Microsoft Dynamics CRM (CRM 3.0 to CRM 2016), Microsoft SharePoint (2007 and 2013) and Microsoft .NET with 10+ years of experience. • 10 years of working experience with Microsoft Dynamics CRM starting with CRM 3.0 to CRM 2016 on various project aspects: analysis, designing, developing, leading team etc. • An avid blogger who likes to learn, help, share and contribute in Community. • Author of “Nishant Rana’s Weblog” (https://nishantrana.wordpress.com/), technical blog on Microsoft .NET technologies with more than 2.5 million hits and 800 followers. The blog is also recognized as one of the top 35 blogs on Microsoft Dynamics CRM. • Twitter account https://twitter.com/nishantranaCRM with more than 500 followers, which includes MVP(s) and experts in Microsoft Dynamics CRM. • Technical Reviewer of following books on Microsoft Dynamics CRM. https://nishantrana.wordpress.com/books-reviewed/

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