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Hi harrycomet, you can visit the following link to submit a support incident regarding the key issue:
https://support.microsoft.com/oas/default.aspx?LN=en-us&iid=224026&iguid=e5ea4c44-9489-4d8f-b372-dbfc6ee4e99e_2_3&x=21&y=15
Hope this helps!