diff --git a/src/translations/en/businessErrorsEn.ts b/src/translations/en/businessErrorsEn.ts
index a0d29fc5..5fdcd014 100644
--- a/src/translations/en/businessErrorsEn.ts
+++ b/src/translations/en/businessErrorsEn.ts
@@ -72,4 +72,13 @@ export const businessErrorsEn = {
     'sensitivityAnalysis.tooManyFactors':
         'Too many factors to run sensitivity analysis: {resultCount} results (limit: {resultCountLimit}) and {variableCount} variables (limit: {variableCountLimit}).',
     'pccMin.missingFilter': 'The configuration contains one filter that has been deleted.',
+    'diagram.invalidEquipmentType':
+        "The equipment {id} of type {equipmentType} is not a substation or voltage level in given network",
+    'diagram.invalidSubstationLayout': "Given substation layout {substationLayout} doesn't exist",
+    'diagram.invalidDisplayMode': "Given sld display mode {sldDisplayMode} doesn't exist",
+    'diagram.maxVoltageLevelDisplayed':
+        'You need to reduce the number of voltage levels to be displayed in the network area diagram (current {nbVoltageLevels}, maximum {maxVoltageLevels})',
+    'diagram.equipmentNotFound': 'Voltage level or substation {id} not found',
+    'diagram.noConfiguredPosition': 'No configured position found',
+    'diagram.noVoltageLevelFound': 'No voltage level found for this network area diagram',
 };
diff --git a/src/translations/fr/businessErrorsFr.ts b/src/translations/fr/businessErrorsFr.ts
index 7ac232b5..7396f646 100644
--- a/src/translations/fr/businessErrorsFr.ts
+++ b/src/translations/fr/businessErrorsFr.ts
@@ -73,4 +73,13 @@ export const businessErrorsFr = {
     'sensitivityAnalysis.tooManyFactors':
         'Trop de facteurs pour exécuter l’analyse de sensibilité : {resultCount} résultats (limite : {resultCountLimit}) et {variableCount} variables (limite : {variableCountLimit}).',
     'pccMin.missingFilter': 'La configuration contient un filtre qui a été supprimé.',
+    'diagram.invalidEquipmentType':
+        "L'équipement {id} de type {equipmentType} n'est pas un site ou poste dans le réseau courant",
+    'diagram.invalidSubstationLayout': "Le mode d'affichage de site {substationLayout} n'existe pas",
+    'diagram.invalidDisplayMode': "Le mode d'affichage de schéma unifilaire {sldDisplayMode} n'existe pas",
+    'diagram.maxVoltageLevelDisplayed':
+        "Vous devez réduire le nombre de postes à afficher dans l'image nodale de zone (nombre actuel {nbVoltageLevels}, nombre maximum {maxVoltageLevels})",
+    'diagram.equipmentNotFound': 'Poste ou site {id} non trouvé',
+    'diagram.noConfiguredPosition': 'Aucune position configurée trouvée',
+    'diagram.noVoltageLevelFound': 'Aucun poste trouvé pour cette image nodale de zone',
 };
diff --git a/src/utils/types/types.ts b/src/utils/types/types.ts
index ebf10549..c1c2a715 100644
--- a/src/utils/types/types.ts
+++ b/src/utils/types/types.ts
@@ -5,7 +5,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 import type { UUID } from 'node:crypto';
-import { IntlShape } from 'react-intl';
+import { MessageDescriptor, PrimitiveType } from 'react-intl';
 import { ElementType } from './elementType';
 
 export type Input = string | number;
@@ -79,10 +79,9 @@ export enum ArrayAction {
     REMOVE = 'REMOVE',
 }
 
-// extracted from intl .d.ts but the type is not explicitely defined and exported
-export type FormatValues = Parameters<IntlShape['formatMessage']>[1];
+export type FormatValues = Record<string, PrimitiveType>;
 
 export type ErrorMessageDescriptor = {
-    descriptor: Parameters<IntlShape['formatMessage']>[0];
+    descriptor: MessageDescriptor;
     values?: FormatValues;
 };