Exception calling "DownloadFile" with "2" argument(s): "The underlying connection was closed: Could not establish trust relationship
for the SSL/TLS secure channel."
At C:\install_cert_and_exceptions.ps1:20 char:1
+ $webclient.DownloadFile($url,$file)
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : WebException

Exception calling "Import" with "1" argument(s): "The system cannot find the file specified.
"
At C:\install_cert_and_exceptions.ps1:5 char:3
+   $cert.import($certPath)
+   ~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : CryptographicException

Exception calling "Add" with "1" argument(s): "pCertContext is an invalid handle."
At C:\install_cert_and_exceptions.ps1:8 char:3
+   $store.add($cert)
+   ~~~~~~~~~~~~~~~~~
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : CryptographicException