diff --git a/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcService.java b/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcService.java
index 19b70f5e87..69495f19bc 100644
--- a/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcService.java
+++ b/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcService.java
@@ -292,7 +292,7 @@ public class EdgeGrpcService extends EdgeRpcServiceGrpc.EdgeRpcServiceImplBase i
                 session.startSyncProcess(true);
                 success = true;
             }
-            clusterService.pushEdgeSyncResponseToCore(new FromEdgeSyncResponse(requestId, tenantId, edgeId, success, null));
+            clusterService.pushEdgeSyncResponseToCore(new FromEdgeSyncResponse(requestId, tenantId, edgeId, success, ""));
         }
     }
 
diff --git a/common/proto/src/main/java/org/thingsboard/server/common/util/ProtoUtils.java b/common/proto/src/main/java/org/thingsboard/server/common/util/ProtoUtils.java
index a5e0712936..f9d4237fdc 100644
--- a/common/proto/src/main/java/org/thingsboard/server/common/util/ProtoUtils.java
+++ b/common/proto/src/main/java/org/thingsboard/server/common/util/ProtoUtils.java
@@ -159,6 +159,7 @@ public class ProtoUtils {
                 .setEdgeIdMSB(response.getEdgeId().getId().getMostSignificantBits())
                 .setEdgeIdLSB(response.getEdgeId().getId().getLeastSignificantBits())
                 .setSuccess(response.isSuccess())
+                .setError(response.getError())
                 .build();
     }
 
diff --git a/common/proto/src/test/java/org/thingsboard/server/common/util/ProtoUtilsTest.java b/common/proto/src/test/java/org/thingsboard/server/common/util/ProtoUtilsTest.java
index 7852457277..a513d3e311 100644
--- a/common/proto/src/test/java/org/thingsboard/server/common/util/ProtoUtilsTest.java
+++ b/common/proto/src/test/java/org/thingsboard/server/common/util/ProtoUtilsTest.java
@@ -124,7 +124,7 @@ class ProtoUtilsTest {
 
     @Test
     void protoFromEdgeSyncResponseSerialization() {
-        FromEdgeSyncResponse msg = new FromEdgeSyncResponse(id, tenantId, edgeId, true, null);
+        FromEdgeSyncResponse msg = new FromEdgeSyncResponse(id, tenantId, edgeId, true, "Error Msg");
         assertThat(ProtoUtils.fromProto(ProtoUtils.toProto(msg))).as("deserialized").isEqualTo(msg);
     }