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Fatal error: Uncaught setasign\SetaPDF\Signer\Module\AzureKeyVault\Exception: Unexpected response status code (401). Response: {"error":"invalid_client","error_description":"AADSTS7000215: Invalid client secret provided. Ensure the secret being sent in the request is the client secret value, not the client secret ID, for a secret added to app '4c708424-8b00-427e-bd5c-afacc8728367'. Trace ID: 77fa7da1-b52a-4a5c-b266-bb7909281100 Correlation ID: b8c1c87a-54e8-498f-99b2-6bd625a4eff5 Timestamp: 2026-04-12 01:37:20Z","error_codes":[7000215],"timestamp":"2026-04-12 01:37:20Z","trace_id":"77fa7da1-b52a-4a5c-b266-bb7909281100","correlation_id":"b8c1c87a-54e8-498f-99b2-6bd625a4eff5","error_uri":"https://login.microsoftonline.com/error?code=7000215"} in /var/www/vhosts/clynxx.uk/sign.veti.uk/vendor/setasign/setapdf-signer-addon-azure-keyvault/src/Module.php:302 Stack trace: #0 /var/www/vhosts/clynxx.uk/sign.veti.uk/index.php(81): setasign\SetaPDF\Signer\Module\AzureKeyVault\Module->createTokenBySharedSecret('e2c50ba3-bced-4...', '4 in /var/www/vhosts/clynxx.uk/sign.veti.uk/vendor/setasign/setapdf-signer-addon-azure-keyvault/src/Module.php on line 302