diff --git a/src/sql/workbench/services/connection/browser/connectionWidget.ts b/src/sql/workbench/services/connection/browser/connectionWidget.ts
index f4b61d12db..615b839433 100644
--- a/src/sql/workbench/services/connection/browser/connectionWidget.ts
+++ b/src/sql/workbench/services/connection/browser/connectionWidget.ts
@@ -915,6 +915,9 @@ export class ConnectionWidget extends lifecycle.Disposable {
 	}
 
 	private getMatchingAuthType(displayName: string): AuthenticationType {
+		if (!displayName) {
+			return undefined;
+		}
 		return find(ConnectionWidget._authTypes, authType => this.getAuthTypeDisplayName(authType) === displayName);
 	}