diff --git a/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrDocParser.java b/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrDocParser.java
index 8b55a4d5..f4caa102 100644
--- a/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrDocParser.java
+++ b/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrDocParser.java
@@ -1,5 +1,6 @@
 package it.smartcommunitylabdhub.core.components.solr;
 
+import java.util.Date;
 import java.util.List;
 import org.apache.solr.common.SolrDocument;
 
@@ -17,8 +18,8 @@ public static ItemResult parse(SolrDocument doc) {
         item.getMetadata().put("description", (String) doc.getFieldValue("metadata.description"));
         item.getMetadata().put("project", (String) doc.getFieldValue("metadata.project"));
         item.getMetadata().put("version", (String) doc.getFieldValue("metadata.version"));
-        item.getMetadata().put("created", (String) doc.getFieldValue("metadata.created"));
-        item.getMetadata().put("updated", (String) doc.getFieldValue("metadata.updated"));
+        item.getMetadata().put("created", (Date) doc.getFieldValue("metadata.created"));
+        item.getMetadata().put("updated", (Date) doc.getFieldValue("metadata.updated"));
         item.getMetadata().put("labels", (List<String>) doc.getFieldValue("metadata.labels"));
         return item;
     }
diff --git a/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrIndexManager.java b/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrIndexManager.java
index 897b46c7..6893bc15 100644
--- a/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrIndexManager.java
+++ b/application/src/main/java/it/smartcommunitylabdhub/core/components/solr/SolrIndexManager.java
@@ -155,6 +155,12 @@ private QueryResponse prepareQuery(
 
         MultiMapSolrParams.addParam("start", String.valueOf(pageRequest.getOffset()), queryParamMap);
         MultiMapSolrParams.addParam("rows", String.valueOf(pageRequest.getPageSize()), queryParamMap);
+        if(pageRequest.getSort().isSorted()) {
+        	pageRequest.getSort().forEach(order -> {
+        		MultiMapSolrParams.addParam("sort", 
+        				order.getProperty() + " " + order.getDirection().toString(), queryParamMap);
+        	});
+        }
 
         return solrClient.query(solrCollection, new MultiMapSolrParams(queryParamMap));
     }
diff --git a/application/src/main/java/it/smartcommunitylabdhub/core/controllers/v1/base/SolrController.java b/application/src/main/java/it/smartcommunitylabdhub/core/controllers/v1/base/SolrController.java
index 08b2a55b..48fe3472 100644
--- a/application/src/main/java/it/smartcommunitylabdhub/core/controllers/v1/base/SolrController.java
+++ b/application/src/main/java/it/smartcommunitylabdhub/core/controllers/v1/base/SolrController.java
@@ -17,6 +17,8 @@
 import it.smartcommunitylabdhub.core.repositories.ArtifactRepository;
 import it.smartcommunitylabdhub.core.repositories.DataItemRepository;
 import it.smartcommunitylabdhub.core.repositories.FunctionRepository;
+import lombok.extern.slf4j.Slf4j;
+
 import java.util.ArrayList;
 import java.util.List;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -34,6 +36,7 @@
 @RestController
 @RequestMapping("/solr")
 @ApiVersion("v1")
+@Slf4j
 @PreAuthorize("hasAuthority('ROLE_ADMIN')")
 public class SolrController {
 
@@ -161,6 +164,7 @@ public ResponseEntity<SolrPage<SearchGroupResult>> searchGroup(
             SolrPage<SearchGroupResult> page = solrComponent.groupSearch(q, fq, pageRequest);
             return ResponseEntity.ok(page);
         } catch (Exception e) {
+        	SolrController.log.error(String.format("searchGroup:", e.getMessage()));
             return ResponseEntity.ok(null);
         }
     }
@@ -176,6 +180,7 @@ public ResponseEntity<SolrPage<ItemResult>> search(
             SolrPage<ItemResult> page = solrComponent.itemSearch(q, fq, pageRequest);
             return ResponseEntity.ok(page);
         } catch (Exception e) {
+        	SolrController.log.error(String.format("search:", e.getMessage()));
             return ResponseEntity.ok(null);
         }
     }