diff --git a/backend/src/main/java/service/ConfigExecutorService.java b/backend/src/main/java/service/ConfigExecutorService.java
index d046375..4a92b8e 100644
--- a/backend/src/main/java/service/ConfigExecutorService.java
+++ b/backend/src/main/java/service/ConfigExecutorService.java
@@ -8,6 +8,7 @@ import java.util.Date;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
+import java.util.stream.Collectors;
 
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
@@ -81,13 +82,15 @@ public class ConfigExecutorService {
     catch (HttpClientErrorException e) {
 
       if (e.getStatusCode() == HttpStatus.BAD_REQUEST) {
-        Map<String, String> responseMap = new Gson().fromJson(e.getResponseBodyAsString(),
-            new TypeToken<Map<String, String>>() {
+        Map<String, Object> responseMap = new Gson().fromJson(e.getResponseBodyAsString(),
+            new TypeToken<Map<String, Object>>() {
             }.getType()
         );
 
-        String details = responseMap.get("details");
-        throw new ConfigExecutorException(details);
+        @SuppressWarnings("unchecked")
+        Map<String, String> details = (Map<String, String>) responseMap.get("details");
+        String detailsStr = String.join("\n", details.values());
+        throw new ConfigExecutorException(detailsStr);
       }
       else {
         throw new RuntimeException(
diff --git a/config-data-executor/src/main/resources/application.yml b/config-data-executor/src/main/resources/application.yml
index 0cf969f..f800835 100644
--- a/config-data-executor/src/main/resources/application.yml
+++ b/config-data-executor/src/main/resources/application.yml
@@ -1 +1,4 @@
 configDirectory: C:\work\ervu-eks\config\cde-xml
+logging:
+  level:
+    root: info