diff --git a/src/main/java/org/broadinstitute/consent/http/resources/DatasetResource.java b/src/main/java/org/broadinstitute/consent/http/resources/DatasetResource.java
index ea6da2ba75..553dd39fd0 100644
--- a/src/main/java/org/broadinstitute/consent/http/resources/DatasetResource.java
+++ b/src/main/java/org/broadinstitute/consent/http/resources/DatasetResource.java
@@ -37,6 +37,7 @@
 import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
+import java.util.function.Predicate;
 import java.util.stream.Collectors;
 import org.apache.commons.collections4.CollectionUtils;
 import org.broadinstitute.consent.http.enumeration.UserRoles;
@@ -481,12 +482,15 @@ public Response getDatasets(@QueryParam("ids") List<Integer> datasetIds) {
           .collect(Collectors.toSet());
       if (!foundIds.containsAll(datasetIds)) {
         // find the differences
-        List<Integer> differences = new ArrayList<>(datasetIds);
-        differences.removeAll(foundIds);
+        List<Integer> differences = new ArrayList<>(datasetIds)
+          .stream()
+          .filter(Objects::nonNull)
+          .filter(Predicate.not(foundIds::contains))
+          .toList();
         throw new NotFoundException(
             "Could not find datasets with ids: "
                 + String.join(",",
-                differences.stream().map((i) -> i.toString()).collect(Collectors.toSet())));
+                differences.stream().map(Object::toString).collect(Collectors.toSet())));
 
       }
       return Response.ok(datasets).build();
diff --git a/src/test/java/org/broadinstitute/consent/http/resources/DatasetResourceTest.java b/src/test/java/org/broadinstitute/consent/http/resources/DatasetResourceTest.java
index 6190d7b2f7..3f59d33f61 100644
--- a/src/test/java/org/broadinstitute/consent/http/resources/DatasetResourceTest.java
+++ b/src/test/java/org/broadinstitute/consent/http/resources/DatasetResourceTest.java
@@ -712,6 +712,29 @@ void testGetDatasetsNotFound() {
     assertFalse(((Error) response.getEntity()).message().contains("1"));
   }
 
+  @Test
+  void testGetDatasetsNotFoundNullValues() {
+    Dataset ds1 = new Dataset();
+    ds1.setDataSetId(1);
+    Dataset ds3 = new Dataset();
+    ds3.setDataSetId(3);
+
+    when(datasetService.findDatasetsByIds(any())).thenReturn(List.of(
+        ds1,
+        ds3
+    ));
+
+    initResource();
+    List<Integer> input = new ArrayList<>(List.of(1, 2, 3, 4));
+    input.add(null);
+    Response response = resource.getDatasets(input);
+    assertEquals(HttpStatusCodes.STATUS_CODE_NOT_FOUND, response.getStatus());
+    assertTrue(((Error) response.getEntity()).message().contains("4"));
+    assertFalse(((Error) response.getEntity()).message().contains("3"));
+    assertTrue(((Error) response.getEntity()).message().contains("2"));
+    assertFalse(((Error) response.getEntity()).message().contains("1"));
+  }
+
 
   @Test
   void testUpdateDatasetDataUse_OK() {