Just installed the latest version 21.5.1 and I see the same problem with the Azure Key Vault again:
Could not read server response.
Advanced Installer 21.5.1 build dda15b93
*** Stack Trace (x86) ***
[0x75f49542] RaiseException()
[0x77ba7e86] CxxThrowException()
[0x00e7f268] -----
[0x7292c4ec ...
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