diff --git a/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/ControllerAdvice.java b/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/ControllerAdvice.java
index c71b27697..b0ff4f86c 100644
--- a/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/ControllerAdvice.java
+++ b/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/ControllerAdvice.java
@@ -4,6 +4,7 @@ import com.iqser.red.commons.spring.ErrorMessage;
 import com.iqser.red.service.peristence.v1.server.exception.InvalidRulesException;
 import com.iqser.red.service.persistence.management.v1.processor.exception.BadRequestException;
 import com.iqser.red.service.persistence.management.v1.processor.exception.ConflictException;
+import com.iqser.red.service.persistence.management.v1.processor.exception.DossierNotFoundException;
 import com.iqser.red.service.persistence.management.v1.processor.exception.NotFoundException;
 import lombok.extern.slf4j.Slf4j;
 import org.postgresql.util.PSQLException;
@@ -37,6 +38,13 @@ public class ControllerAdvice {
         return new ErrorMessage(OffsetDateTime.now(), e.getMessage());
     }
 
+    @ResponseBody
+    @ResponseStatus(value = HttpStatus.NOT_FOUND)
+    @ExceptionHandler(value = DossierNotFoundException.class)
+    public ErrorMessage handleDossierNotFoundException(DossierNotFoundException e) {
+        return new ErrorMessage(OffsetDateTime.now(), e.getMessage());
+    }
+
     @ResponseBody
     @ResponseStatus(value = HttpStatus.BAD_REQUEST)
     @ExceptionHandler(value = InvalidRulesException.class)
diff --git a/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/DossierController.java b/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/DossierController.java
index ff15f8e61..433d29416 100644
--- a/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/DossierController.java
+++ b/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/controller/DossierController.java
@@ -1,5 +1,20 @@
 package com.iqser.red.service.peristence.v1.server.controller;
 
+import static com.iqser.red.service.persistence.management.v1.processor.exception.DossierNotFoundException.DOSSIER_NOT_FOUND_MESSAGE;
+import static com.iqser.red.service.persistence.management.v1.processor.utils.MagicConverter.convert;
+
+import java.time.OffsetDateTime;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import javax.transaction.Transactional;
+
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
 import com.iqser.red.service.peristence.v1.server.service.DossierService;
 import com.iqser.red.service.peristence.v1.server.service.FileService;
 import com.iqser.red.service.peristence.v1.server.service.FileStatusService;
@@ -12,21 +27,9 @@ import com.iqser.red.service.persistence.service.v1.api.model.dossiertemplate.do
 import com.iqser.red.service.persistence.service.v1.api.model.dossiertemplate.dossier.Dossier;
 import com.iqser.red.service.persistence.service.v1.api.model.dossiertemplate.dossier.DossierStatus;
 import com.iqser.red.service.persistence.service.v1.api.resources.DossierResource;
+
 import feign.Param;
 import lombok.RequiredArgsConstructor;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
-
-import javax.transaction.Transactional;
-import java.time.OffsetDateTime;
-import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
-
-import static com.iqser.red.service.persistence.management.v1.processor.exception.DossierNotFoundException.DOSSIER_NOT_FOUND_MESSAGE;
-import static com.iqser.red.service.persistence.management.v1.processor.utils.MagicConverter.convert;
 
 @RestController
 @RequiredArgsConstructor
@@ -36,6 +39,7 @@ public class DossierController implements DossierResource {
     private final FileStatusService fileStatusService;
     private final FileService fileService;
 
+
     @Override
     public JSONPrimitive<Boolean> hasChangesSince(@RequestParam(SINCE_REQUEST_PARAM) OffsetDateTime since) {