diff --git a/TODO.md b/TODO.md
index 8aaf6d6f..d9ef1b52 100644
--- a/TODO.md
+++ b/TODO.md
@@ -2,6 +2,7 @@
 
 ## Top
 
+- Currently when images are received by the DICOMweb API they are temporarily downloaded to the file system before then send back to the requester. Try to pass the dataset directly.
 - Update documentation
 - Fix some stuff and use our fork then of DICOMwebClient
   -- <https://github.com/ImagingDataCommons/dicomweb-client/issues/88>
@@ -13,9 +14,9 @@
 - Locked info for other apps like batch_transfer_locked.html
 - Hint when app is locked for admin user
 - Encrypt data between swarm containers
--- <https://docs.docker.com/network/drivers/overlay/#encrypt-traffic-on-an-overlay-network>
--- <https://forums.docker.com/t/configuring-encryption-for-swarm-overlay-network-in-compose/29469/2>
--- We can also make the network attachable to do the "exec" stuff in tasks.py using one off containers using "run"
+  -- <https://docs.docker.com/network/drivers/overlay/#encrypt-traffic-on-an-overlay-network>
+  -- <https://forums.docker.com/t/configuring-encryption-for-swarm-overlay-network-in-compose/29469/2>
+  -- We can also make the network attachable to do the "exec" stuff in tasks.py using one off containers using "run"
 
 ## High Priority
 
diff --git a/adit/core/utils/dicom_dataset.py b/adit/core/utils/dicom_dataset.py
index 691c4b92..6b9b5bc5 100644
--- a/adit/core/utils/dicom_dataset.py
+++ b/adit/core/utils/dicom_dataset.py
@@ -190,7 +190,7 @@ def from_dict(cls, query: dict[str, str], **additional_attributes) -> "QueryData
         ds = Dataset()
 
         for k, v in query.items():
-            _set_dataset_value(ds, k, v, ignore_invalid_tags=True, ignore_invalid_values=True)
+            _set_dataset_value(ds, k, v)
 
         for k, v in additional_attributes.items():
             _set_dataset_value(ds, k, v)
@@ -238,13 +238,9 @@ def __contains__(self, keyword: str) -> bool:
         return keyword in self._ds
 
 
-def _set_dataset_value(
-    ds: Dataset, k: str, v: Any, ignore_invalid_tags=False, ignore_invalid_values=False
-) -> None:
+def _set_dataset_value(ds: Dataset, k: str, v: Any) -> None:
     t = datadict.tag_for_keyword(k)
     if t is None:
-        if ignore_invalid_tags:
-            return
         raise ValueError(f"Unknown DICOM tag with keyword: {k}")
 
     vr = datadict.dictionary_VR(t)
@@ -265,5 +261,4 @@ def _set_dataset_value(
             elem = DataElement(t, vr, v, validation_mode=config.RAISE)
             ds.add(elem)
     except ValueError as err:
-        if not ignore_invalid_values:
-            raise ValueError(f"Invalid value for DICOM tag {t} ({vr}): {v}") from err
+        raise ValueError(f"Invalid value for DICOM tag '{k}' (VR {vr}): {v} ({str(err)})") from err
diff --git a/adit/dicom_web/views.py b/adit/dicom_web/views.py
index a8b055e6..a046c383 100644
--- a/adit/dicom_web/views.py
+++ b/adit/dicom_web/views.py
@@ -62,7 +62,12 @@ async def get(
             query[key] = value
 
         source_server = await self._fetch_dicom_server(request, ae_title, "source")
-        results = await qido_find(source_server, query, self.level)
+
+        try:
+            results = await qido_find(source_server, query, self.level)
+        except ValueError as err:
+            logger.warn(f"Invalid DICOMweb study query - {err}")
+            raise ValidationError(str(err)) from err
 
         return Response([result.dataset.to_json_dict() for result in results])
 
@@ -90,7 +95,12 @@ async def get(
 
         query["StudyInstanceUID"] = study_uid
         source_server = await self._fetch_dicom_server(request, ae_title, "source")
-        results = await qido_find(source_server, query, self.level)
+
+        try:
+            results = await qido_find(source_server, query, self.level)
+        except ValueError as err:
+            logger.warn(f"Invalid DICOMweb series query - {err}")
+            raise ValidationError(str(err)) from err
 
         return Response([result.dataset.to_json_dict() for result in results])