I'm trying to get the Azure DNS validation plugin working, and it seems to work when I go through the menu prompts, but not when I use the --validation azure CLI. The verbose logging confirms that it loads the plugin, so I'm not sure why I'm getting the error:

C:\Simple-Acme>wacs --test --verbose --source manual --host *** --validation azure
[DBUG] Logging at level Verbose
[VERB] ExePath: C:\Simple-Acme\wacs.exe
[VERB] ResourcePath: C:\Simple-Acme
[VERB] PluginPath: C:\Simple-Acme
[VERB] Looking for settings.json in C:\Simple-Acme
[DBUG] Use existing global configuration folder C:\ProgramData\simple-acme
[DBUG] Use existing server configuration folder C:\ProgramData\simple-acme\acme-staging-v02.api.letsencrypt.org
[VERB] Looking for settings.json in C:\ProgramData\simple-acme\acme-staging-v02.api.letsencrypt.org
[DBUG] Use existing log folder C:\ProgramData\simple-acme\acme-staging-v02.api.letsencrypt.org\Log
[DBUG] Use existing cache folder C:\ProgramData\simple-acme\acme-staging-v02.api.letsencrypt.org\Certificates
[VERB] Loaded validation plugin Ftp
[VERB] Loaded validation plugin Sftp
[VERB] Loaded validation plugin WebDav
[VERB] Loaded validation plugin Acme
[VERB] Loaded validation plugin Azure from C:\ProgramData\simple-acme\plugins\PKISharp.WACS.Plugins.ValidationPlugins.Azure.dll
[VERB] No W3SVC detected
[VERB] No FTPSVC detected
[DBUG] Renewal period: 55 days
[VERB] Sending e-mails True

[INFO] A simple cross platform ACME client (WACS)
[INFO] Software version 2.3.3.2009 (release, pluggable, standalone, 64-bit)
[DBUG] Running on Win32NT 10.0.17763.0
[VERB] Arguments: --test --verbose --source manual --host pta-tst.waukeshacounty.gov --validation azure
[INFO] Connecting to https://acme-staging-v02.api.letsencrypt.org/...
[DBUG] [HTTP] Send GET to https://acme-staging-v02.api.letsencrypt.org/directory
[VERB] [HTTP] Request completed with status OK
[VERB] [HTTP] Response content: {
"keyChange": "https://acme-staging-v02.api.letsencrypt.org/acme/key-change",
"meta": {
"caaIdentities": [
"letsencrypt.org"
],
"profiles": {
"classic": "https://letsencrypt.org/docs/profiles#classic",
"shortlived": "https://letsencrypt.org/docs/profiles#shortlived (not yet generally available)",
"tlsserver": "https://letsencrypt.org/docs/profiles#tlsserver"
},
"termsOfService": "https://letsencrypt.org/documents/LE-SA-v1.5-February-24-2025.pdf",
"website": "https://letsencrypt.org/docs/staging-environment/"
},
"newAccount": "https://acme-staging-v02.api.letsencrypt.org/acme/new-acct",
"newNonce": "https://acme-staging-v02.api.letsencrypt.org/acme/new-nonce",
"newOrder": "https://acme-staging-v02.api.letsencrypt.org/acme/new-order",
"renewalInfo": "https://acme-staging-v02.api.letsencrypt.org/acme/renewal-info",
"revokeCert": "https://acme-staging-v02.api.letsencrypt.org/acme/revoke-cert",
"z3pA9Vp5S_M": "https://community.letsencrypt.org/t/adding-random-entries-to-the-directory/33417"
}
[VERB] Connection OK!
[DBUG] Running as administrator
[DBUG] IIS not detected
[WARN] Scheduled task not configured yet
[INFO] Check the manual at https://simple-acme.com
[INFO] Please leave a ★ at https://github.com/simple-acme/simple-acme
[VERB] Unicode test: Mandarin/語言 Cyrillic/язык Arabic/لغة
[INFO] Running in mode: Unattended, Test
[VERB] Parsed value for --host: pta-tst.waukeshacounty.gov
[VERB] No value provided for --commonname
[INFO] Source generated using plugin Manual input: ***
[VERB] No W3SVC detected
[VERB] No FTPSVC detected
[VERB] Global validation option not found for ***
[DBUG] Adding local system default as DNS server
[EROR] Unable to find Validation plugin azure. Choose another plugin using the --validation switch or change the default in settings.json
[EROR] Validation plugin could not be selected