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osborne.nyabeze avatar image
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Error exception: 'System.Net.WebException: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel

Error exception: 'System.Net.WebException: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel. ---> System.Security.Authentication.AuthenticationException: The remote certificate is invalid according to the validation procedure.

at System.Net.Security.SslState.StartSendAuthResetSignal(ProtocolToken message, AsyncProtocolRequest asyncRequest, Exception exception

connectionconnected-risk
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wasin.w avatar image wasin.w

Hello @osborne.nyabeze

Thank you for your participation in the forum. Is the reply below satisfactory in resolving your query?
If so please can you click the 'Accept' text next to the appropriate reply. This will guide all community members who have a similar question.
Thanks,

AHS

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SupDev1 avatar image
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Certificate is not setup properly. Go to Trusted Root Certificate Authorities > Certificates and check name, enable status etc. If this is a more serious problem then you should look up link1, link2 and link3.

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osborne.nyabeze avatar image osborne.nyabeze

Thanks It worked

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