diff --git a/lib/galaxy/managers/quotas.py b/lib/galaxy/managers/quotas.py
index 31e7fcc48e6d..8b91b94a94a8 100644
--- a/lib/galaxy/managers/quotas.py
+++ b/lib/galaxy/managers/quotas.py
@@ -12,7 +12,10 @@
     Union,
 )
 
-from sqlalchemy import select
+from sqlalchemy import (
+    and_,
+    select,
+)
 
 from galaxy import (
     model,
@@ -115,10 +118,10 @@ def _parse_amount(self, amount: str) -> Optional[Union[int, bool]]:
             return False
 
     def rename_quota(self, quota, params) -> str:
-        stmt = select(Quota).where(Quota.name == params.name).limit(1)
+        stmt = select(Quota).where(and_(Quota.name == params.name, Quota.id != quota.id)).limit(1)
         if not params.name:
             raise ActionInputError("Enter a valid name.")
-        elif params.name != quota.name and self.sa_session.scalars(stmt).first():
+        elif self.sa_session.scalars(stmt).first():
             raise ActionInputError("A quota with that name already exists.")
         else:
             old_name = quota.name
diff --git a/lib/galaxy/model/__init__.py b/lib/galaxy/model/__init__.py
index 8623aa442e90..b1bb69b58ea0 100644
--- a/lib/galaxy/model/__init__.py
+++ b/lib/galaxy/model/__init__.py
@@ -4114,7 +4114,9 @@ class Dataset(Base, StorableObject, Serializable):
 
     non_ready_states = (states.NEW, states.UPLOAD, states.QUEUED, states.RUNNING, states.SETTING_METADATA)
     ready_states = tuple(set(states.__members__.values()) - set(non_ready_states))
-    valid_input_states = tuple(set(states.__members__.values()) - {states.ERROR, states.DISCARDED})
+    valid_input_states = tuple(
+        set(states.__members__.values()) - {states.ERROR, states.DISCARDED, states.FAILED_METADATA}
+    )
     no_data_states = (states.PAUSED, states.DEFERRED, states.DISCARDED, *non_ready_states)
     terminal_states = (
         states.OK,
@@ -4546,6 +4548,7 @@ class DatasetInstance(RepresentById, UsesCreateAndUpdateTime, _HasTable):
     creating_job_associations: List[Union[JobToOutputDatasetCollectionAssociation, JobToOutputDatasetAssociation]]
     copied_from_history_dataset_association: Optional["HistoryDatasetAssociation"]
     copied_from_library_dataset_dataset_association: Optional["LibraryDatasetDatasetAssociation"]
+    implicitly_converted_datasets: List["ImplicitlyConvertedDatasetAssociation"]
 
     validated_states = DatasetValidatedState
 
@@ -4873,9 +4876,9 @@ def display_info(self):
     def get_converted_files_by_type(self, file_type):
         for assoc in self.implicitly_converted_datasets:
             if not assoc.deleted and assoc.type == file_type:
-                if assoc.dataset:
-                    return assoc.dataset
-                return assoc.dataset_ldda
+                item = assoc.dataset or assoc.dataset_ldda
+                if not item.deleted and item.state in Dataset.valid_input_states:
+                    return item
         return None
 
     def get_converted_dataset_deps(self, trans, target_ext):
diff --git a/test/integration/test_quota.py b/test/integration/test_quota.py
index 07137786a353..0debde6ac627 100644
--- a/test/integration/test_quota.py
+++ b/test/integration/test_quota.py
@@ -85,6 +85,26 @@ def test_update(self):
         json_response = show_response.json()
         assert json_response["name"] == new_quota_name
 
+    def test_update_description(self):
+        quota_name = "test-update-quota-description"
+        quota = self._create_quota_with_name(quota_name)
+        quota_id = quota["id"]
+
+        # update description (one needs to specify a name even if should not be changed)
+        quota_description = "description of test-updated-quota-name"
+        update_payload = {
+            "name": quota_name,
+            "description": quota_description,
+        }
+        put_response = self._put(f"quotas/{quota_id}", data=update_payload, json=True)
+        put_response.raise_for_status()
+
+        show_response = self._get(f"quotas/{quota_id}")
+        show_response.raise_for_status()
+        json_response = show_response.json()
+        assert json_response["name"] == quota_name
+        assert json_response["description"] == quota_description
+
     def test_delete(self):
         quota_name = "test-delete-quota"
         quota = self._create_quota_with_name(quota_name)