Log exceptions as errors

spring-cloud-loadbalancer/src/main/java/org/springframework/cloud/loadbalancer/core/DiscoveryClientServiceInstanceListSupplier.java

@@ -115,11 +115,9 @@ public class DiscoveryClientServiceInstanceListSupplier
 	}
 
 	private void logException(Throwable error) {
-		if (LOG.isDebugEnabled()) {
-			LOG.debug(String.format(
-					"Exception occurred while retrieving instances for service %s",
-					serviceId), error);
-		}
+		LOG.error(String.format(
+				"Exception occurred while retrieving instances for service %s",
+				serviceId), error);
 	}
 
 }