diff --git a/api/api-archive-search/archive-search-commons/src/main/java/fr/gouv/vitamui/archives/search/common/dto/ObjectGroupDto.java b/api/api-archive-search/archive-search-commons/src/main/java/fr/gouv/vitamui/archives/search/common/dto/ObjectGroupDto.java
deleted file mode 100644
index ecaaffd467bc1403c555f50d0a1211717036a323..0000000000000000000000000000000000000000
--- a/api/api-archive-search/archive-search-commons/src/main/java/fr/gouv/vitamui/archives/search/common/dto/ObjectGroupDto.java
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright French Prime minister Office/SGMAP/DINSIC/Vitam Program (2015-2020)
- * contact.vitam@culture.gouv.fr
- *
- * This software is a computer program whose purpose is to implement a digital archiving back-office system managing
- * high volumetry securely and efficiently.
- *
- * This software is governed by the CeCILL 2.1 license under French law and abiding by the rules of distribution of free
- * software. You can use, modify and/ or redistribute the software under the terms of the CeCILL 2.1 license as
- * circulated by CEA, CNRS and INRIA at the following URL "http://www.cecill.info".
- *
- * As a counterpart to the access to the source code and rights to copy, modify and redistribute granted by the license,
- * users are provided only with a limited warranty and the software's author, the holder of the economic rights, and the
- * successive licensors have only limited liability.
- *
- * In this respect, the user's attention is drawn to the risks associated with loading, using, modifying and/or
- * developing or reproducing the software by the user in light of its specific status of free software, that may mean
- * that it is complicated to manipulate, and that also therefore means that it is reserved for developers and
- * experienced professionals having in-depth computer knowledge. Users are therefore encouraged to load and test the
- * software's suitability as regards their requirements in conditions enabling the security of their systems and/or data
- * to be ensured and, more generally, to use and operate it in the same conditions as regards security.
- *
- * The fact that you are presently reading this means that you have had knowledge of the CeCILL 2.1 license and that you
- * accept its terms.
- */
-
-package fr.gouv.vitamui.archives.search.common.dto;
-
-import com.fasterxml.jackson.annotation.JsonInclude;
-import fr.gouv.vitamui.commons.api.domain.IdDto;
-import lombok.AllArgsConstructor;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-import lombok.Setter;
-import lombok.ToString;
-
-import java.io.Serializable;
-
-
-@JsonInclude(JsonInclude.Include.NON_NULL)
-@Getter
-@Setter
-@AllArgsConstructor
-@NoArgsConstructor
-@ToString
-public class ObjectGroupDto extends IdDto implements Serializable {
-    private VitamUIArchiveUnitResponseDto archives;
-
-}
diff --git a/api/api-archive-search/archive-search-internal/src/main/java/fr/gouv/vitamui/archive/internal/server/service/ArchiveSearchInternalService.java b/api/api-archive-search/archive-search-internal/src/main/java/fr/gouv/vitamui/archive/internal/server/service/ArchiveSearchInternalService.java
index 135b05022bf164a716f39a995613b1a28f4053c1..ca79ae04d822ce8d8ea3927d166dbacfe73d1399 100644
--- a/api/api-archive-search/archive-search-internal/src/main/java/fr/gouv/vitamui/archive/internal/server/service/ArchiveSearchInternalService.java
+++ b/api/api-archive-search/archive-search-internal/src/main/java/fr/gouv/vitamui/archive/internal/server/service/ArchiveSearchInternalService.java
@@ -48,7 +48,9 @@ import fr.gouv.vitamui.archives.search.common.dto.VitamUIArchiveUnitResponseDto;
 import fr.gouv.vitamui.commons.api.domain.AgencyModelDto;
 import fr.gouv.vitamui.commons.api.domain.DirectionDto;
 import fr.gouv.vitamui.commons.api.exception.BadRequestException;
+import fr.gouv.vitamui.commons.api.exception.InternalServerException;
 import fr.gouv.vitamui.commons.api.exception.RequestEntityTooLargeException;
+import fr.gouv.vitamui.commons.api.exception.UnexpectedDataException;
 import fr.gouv.vitamui.commons.api.logger.VitamUILogger;
 import fr.gouv.vitamui.commons.api.logger.VitamUILoggerFactory;
 import fr.gouv.vitamui.commons.vitam.api.access.UnitService;
@@ -211,8 +213,8 @@ public class ArchiveSearchInternalService {
                         .substring(1));
             return objectMapper.readValue(re, ResultsDto.class);
         } catch (JsonProcessingException e) {
-            LOGGER.error("Can not get the archive unit {} ", e);
-            throw new VitamClientException("Unable to find the UA", e);
+            LOGGER.error("Can not get the object group {} ", e);
+            throw new InternalServerException("Unable to find the ObjectGroup", e);
         }
     }
 
diff --git a/ui/ui-frontend/projects/archive-search/src/app/archive/archive.service.ts b/ui/ui-frontend/projects/archive-search/src/app/archive/archive.service.ts
index 82f5d8dacaeec3e4a71feffd091fb9a921e01472..15a67ad53fdc9e0c444caf20abffb366a796c357 100644
--- a/ui/ui-frontend/projects/archive-search/src/app/archive/archive.service.ts
+++ b/ui/ui-frontend/projects/archive-search/src/app/archive/archive.service.ts
@@ -200,10 +200,8 @@ export class ArchiveService extends SearchService<any> {
         }
 
         const element = document.createElement('a');
-        console.log('headers filename = ', filename);
         element.href = window.URL.createObjectURL(response.body);
         element.download = filename;
-        console.log('response = ', response);
         element.style.visibility = 'hidden';
         document.body.appendChild(element);
         element.click();
diff --git a/ui/ui-frontend/projects/archive-search/src/app/archive/models/object-data.ts b/ui/ui-frontend/projects/archive-search/src/app/archive/models/object-data.ts
deleted file mode 100644
index dafab06267c2870f7e2495d0c96fa913d3685be7..0000000000000000000000000000000000000000
--- a/ui/ui-frontend/projects/archive-search/src/app/archive/models/object-data.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright French Prime minister Office/SGMAP/DINSIC/Vitam Program (2019-2020)
- * and the signatories of the "VITAM - Accord du Contributeur" agreement.
- *
- * contact@programmevitam.fr
- *
- * This software is a computer program whose purpose is to implement
- * implement a digital archiving front-office system for the secure and
- * efficient high volumetry VITAM solution.
- *
- * This software is governed by the CeCILL-C license under French law and
- * abiding by the rules of distribution of free software.  You can  use,
- * modify and/ or redistribute the software under the terms of the CeCILL-C
- * license as circulated by CEA, CNRS and INRIA at the following URL
- * "http://www.cecill.info".
- *
- * As a counterpart to the access to the source code and  rights to copy,
- * modify and redistribute granted by the license, users are provided only
- * with a limited warranty  and the software's author,  the holder of the
- * economic rights,  and the successive licensors  have only  limited
- * liability.
- *
- * In this respect, the user's attention is drawn to the risks associated
- * with loading,  using,  modifying and/or developing or reproducing the
- * software by the user in light of its specific status of free software,
- * that may mean  that it is complicated to manipulate,  and  that  also
- * therefore means  that it is reserved for developers  and  experienced
- * professionals having in-depth computer knowledge. Users are therefore
- * encouraged to load and test the software's suitability as regards their
- * requirements in conditions enabling the security of their systems and/or
- * data to be ensured and,  more generally, to use and operate it in the
- * same conditions as regards security.
- *
- * The fact that you are presently reading this means that you have had
- * knowledge of the CeCILL-C license and that you accept its terms.
- */
-
-export interface ObjectData {
-  resource: Blob;
-  filename: string;
-  mediaType: any;
-}