diff --git a/pom.xml b/pom.xml
index e49527d8..daae96eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,7 +49,7 @@
         <mockwebserver3.version>5.0.0-alpha.14</mockwebserver3.version>
         <sonar.organization>gridsuite</sonar.organization>
         <sonar.projectKey>org.gridsuite:security-analysis-server</sonar.projectKey>
-        <powsybl-ws-commons.version>1.25.0</powsybl-ws-commons.version><!-- should be removed once gridsuite-dependencies is upgraded-->
+        <powsybl-ws-commons.version>1.25.1</powsybl-ws-commons.version><!-- should be removed once gridsuite-dependencies is upgraded-->
     </properties>
 
     <build>
diff --git a/src/test/java/org/gridsuite/securityanalysis/server/SecurityAnalysisControllerTest.java b/src/test/java/org/gridsuite/securityanalysis/server/SecurityAnalysisControllerTest.java
index a3cb01bf..776c5bc3 100644
--- a/src/test/java/org/gridsuite/securityanalysis/server/SecurityAnalysisControllerTest.java
+++ b/src/test/java/org/gridsuite/securityanalysis/server/SecurityAnalysisControllerTest.java
@@ -461,7 +461,7 @@ private void checkNResultEnumFilters(UUID resultUuid) throws Exception {
     }
 
     private void verifynResultsLocationId(List<PreContingencyLimitViolationResultDTO> nResults) {
-        Assertions.assertThat(nResults.stream().map(preContingencyLimitViolationResultDTO -> preContingencyLimitViolationResultDTO.getLimitViolation().getLocationId()).toList()).hasSameElementsAs(List.of("l3", "vl1 (VLGEN_0, VLLOAD_0)", "l6"));
+        Assertions.assertThat(nResults.stream().map(preContingencyLimitViolationResultDTO -> preContingencyLimitViolationResultDTO.getLimitViolation().getLocationId()).toList()).hasSameElementsAs(Arrays.asList(null, "vl1 (VLGEN_0, VLLOAD_0)", null));
     }
 
     private void checkNmKResultEnumFilters(UUID resultUuid) throws Exception {
@@ -510,8 +510,7 @@ private void verifyNmkContingrnciesResultLocationIds(List<ContingencyResultDTO>
                 .distinct()
                 .toList();
 
-        Assertions.assertThat(locationIds).hasSameElementsAs(List.of("l3", "vl1 (VLGEN_0, VLLOAD_0)", "l6", "vl7"));
-
+        Assertions.assertThat(locationIds).hasSameElementsAs(Arrays.asList(null, "vl1 (VLGEN_0, VLLOAD_0)", "vl7"));
     }
 
     @Test
diff --git a/src/test/resources/results/n-result-en.csv b/src/test/resources/results/n-result-en.csv
index 31785e07..fe6ffe4a 100644
--- a/src/test/resources/results/n-result-en.csv
+++ b/src/test/resources/results/n-result-en.csv
@@ -1,4 +1,4 @@
 Equipment,Violation type,Limit name,Limit value (A or kV),Calculated value (A or kV),Load (%),Overload,Side
-l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+,Current,l3_name,10.0,11.0,110.0,,Side 1
+,Current,l6_name,10.0,11.0,110.0,1200,Side 1
 "vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
diff --git a/src/test/resources/results/n-result-fr.csv b/src/test/resources/results/n-result-fr.csv
index e2fd45e0..b11af1d3 100644
--- a/src/test/resources/results/n-result-fr.csv
+++ b/src/test/resources/results/n-result-fr.csv
@@ -1,4 +1,4 @@
 Ouvrage,Type de contrainte,Nom du seuil,Valeur du seuil (A ou kV),Valeur calculée (A ou kV),Charge (%),Surcharge,Côté
-l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
 "vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
diff --git a/src/test/resources/results/nmk-constraints-result-en.csv b/src/test/resources/results/nmk-constraints-result-en.csv
index 838864c2..9f2f0843 100644
--- a/src/test/resources/results/nmk-constraints-result-en.csv
+++ b/src/test/resources/results/nmk-constraints-result-en.csv
@@ -1,14 +1,14 @@
 Constraint,Contingency ID,Status,Bus,Violation type,Limit name,Limit value (A or kV),Calculated value (A or kV),Load (%),Overload,Side
-l3,l1,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l2,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l3,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l4,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l6,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l7,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l8,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,l9,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,la,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
-l3,lb,Converged,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l1,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l2,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l3,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l4,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l6,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l7,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l8,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,l9,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,la,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,lb,Converged,,Current,l3_name,10.0,11.0,110.0,,Side 1
 vl1,l1,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
 vl1,l2,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
 vl1,l3,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
@@ -19,9 +19,9 @@ vl1,l8,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
 vl1,l9,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
 vl1,la,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
 vl1,lb,Converged,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l6,f1,Failed,l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
-l6,f2,Failed,l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
-l6,f3,Failed,l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+l6,f1,Failed,,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+l6,f2,Failed,,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+l6,f3,Failed,,Current,l6_name,10.0,11.0,110.0,1200,Side 1
 vl7,f1,Failed,vl7,High voltage,vl7_name,400.0,410.0,,0,
 vl7,f2,Failed,vl7,High voltage,vl7_name,400.0,410.0,,0,
 vl7,f3,Failed,vl7,High voltage,vl7_name,400.0,410.0,,0,
diff --git a/src/test/resources/results/nmk-constraints-result-fr.csv b/src/test/resources/results/nmk-constraints-result-fr.csv
index 7dce92d8..0aa39b42 100644
--- a/src/test/resources/results/nmk-constraints-result-fr.csv
+++ b/src/test/resources/results/nmk-constraints-result-fr.csv
@@ -1,14 +1,14 @@
 Contrainte,ID aléa,Statut,Noeud électrique,Type de contrainte,Nom du seuil,Valeur du seuil (A ou kV),Valeur calculée (A ou kV),Charge (%),Surcharge,Côté
-l3,l1,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l2,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l3,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l4,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l6,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l7,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l8,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,l9,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,la,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
-l3,lb,Convergence,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l1,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l2,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l3,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l4,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l6,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l7,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l8,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,l9,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,la,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,lb,Convergence,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 vl1,l1,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
 vl1,l2,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
 vl1,l3,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
@@ -19,9 +19,9 @@ vl1,l8,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
 vl1,l9,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
 vl1,la,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
 vl1,lb,Convergence,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l6,f1,Echec,l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
-l6,f2,Echec,l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
-l6,f3,Echec,l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+l6,f1,Echec,,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+l6,f2,Echec,,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+l6,f3,Echec,,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
 vl7,f1,Echec,vl7,Tension haute,vl7_name,400.0,410.0,,0,
 vl7,f2,Echec,vl7,Tension haute,vl7_name,400.0,410.0,,0,
 vl7,f3,Echec,vl7,Tension haute,vl7_name,400.0,410.0,,0,
diff --git a/src/test/resources/results/nmk-contingencies-result-en.csv b/src/test/resources/results/nmk-contingencies-result-en.csv
index 2ee6d435..e49c2755 100644
--- a/src/test/resources/results/nmk-contingencies-result-en.csv
+++ b/src/test/resources/results/nmk-contingencies-result-en.csv
@@ -1,27 +1,27 @@
 Contingency ID,Status,Constraint,Bus,Violation type,Limit name,Limit value (A or kV),Calculated value (A or kV),Load (%),Overload,Side
-l1,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l1,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l1,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l2,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l2,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l2,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l3,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l3,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l3,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l4,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l4,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l4,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l6,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l6,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l6,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l7,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l7,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l7,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l8,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l8,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l8,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-l9,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+l9,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 l9,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-la,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+la,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 la,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-lb,Converged,l3,l3,Current,l3_name,10.0,11.0,110.0,,Side 1
+lb,Converged,l3,,Current,l3_name,10.0,11.0,110.0,,Side 1
 lb,Converged,vl1,"vl1 (VLGEN_0, VLLOAD_0)",High voltage,IST,400.0,410.0,,0,
-f1,Failed,l6,l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+f1,Failed,l6,,Current,l6_name,10.0,11.0,110.0,1200,Side 1
 f1,Failed,vl7,vl7,High voltage,vl7_name,400.0,410.0,,0,
-f2,Failed,l6,l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+f2,Failed,l6,,Current,l6_name,10.0,11.0,110.0,1200,Side 1
 f2,Failed,vl7,vl7,High voltage,vl7_name,400.0,410.0,,0,
-f3,Failed,l6,l6,Current,l6_name,10.0,11.0,110.0,1200,Side 1
+f3,Failed,l6,,Current,l6_name,10.0,11.0,110.0,1200,Side 1
 f3,Failed,vl7,vl7,High voltage,vl7_name,400.0,410.0,,0,
diff --git a/src/test/resources/results/nmk-contingencies-result-fr.csv b/src/test/resources/results/nmk-contingencies-result-fr.csv
index a82e93c6..27e26c2b 100644
--- a/src/test/resources/results/nmk-contingencies-result-fr.csv
+++ b/src/test/resources/results/nmk-contingencies-result-fr.csv
@@ -1,27 +1,27 @@
 Id aléa,Statut,Contrainte,Noeud électrique,Type de contrainte,Nom du seuil,Valeur du seuil (A ou kV),Charge (%),Surcharge,Côté
-l1,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l1,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l1,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l2,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l2,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l2,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l3,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l3,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l3,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l4,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l4,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l4,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l6,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l6,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l6,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l7,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l7,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l7,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l8,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l8,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l8,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-l9,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+l9,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 l9,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-la,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+la,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 la,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-lb,Convergence,l3,l3,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
+lb,Convergence,l3,,Intensité,l3_name,10.0,11.0,110.0,,Côté 1
 lb,Convergence,vl1,"vl1 (VLGEN_0, VLLOAD_0)",Tension haute,IST,400.0,410.0,,0,
-f1,Echec,l6,l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+f1,Echec,l6,,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
 f1,Echec,vl7,vl7,Tension haute,vl7_name,400.0,410.0,,0,
-f2,Echec,l6,l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+f2,Echec,l6,,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
 f2,Echec,vl7,vl7,Tension haute,vl7_name,400.0,410.0,,0,
-f3,Echec,l6,l6,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
+f3,Echec,l6,,Intensité,l6_name,10.0,11.0,110.0,1200,Côté 1
 f3,Echec,vl7,vl7,Tension haute,vl7_name,400.0,410.0,,0,