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InTune MDM – Something went wrong – invalid_client failed to authenticate user

May 16, 2019
InTune
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paris

Trying to enroll a new User and machine into InTune was bringing up the following errorError : invalid_clientDescription : failed to authenticate user For some reason, the License […]

Paris Wells https://crmserver.domain.com/crmmailapp/msalAuth.html redirects to https://adfssercer.domain.com/adfs/...... for us
Dynamics 365 On Prem Email Addin Not working · March 3, 2026
Paris Wells You can try its what we did!
Dynamics 365 On Prem Email Addin Not working · March 3, 2026
Jason Lim Hi Paris, 9.1.41.7 been removed by Microsoft and the next version up 9.1.42 does not contain the CRMMailApp folder updates. Can you advise if we should try copying the CRMMailApp files and folders...
Dynamics 365 On Prem Email Addin Not working · March 3, 2026
Jason Lim Thanks for the reply. what i am seeing now is that when the page redirects to crmmailapp/msalAuth.html, we get prompted to sign in to M365 login instead of the onpremise ADFS login page. Does it make...
Dynamics 365 On Prem Email Addin Not working · March 3, 2026
Paris Wells Yep confirmed thats what we use
Dynamics 365 On Prem Email Addin Not working · March 3, 2026