diff --git a/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/logger.py b/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/logger.py
index e44326b6b7922..2911467528630 100644
--- a/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/logger.py
+++ b/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/logger.py
@@ -29,6 +29,12 @@ def __init__(
 
     def resolve_configField(self, _: ResolveInfo):
         if self._logger_def_snap.config_field_snap:
+            try:
+                # config type may not be present if mode config mapped, null out gracefully
+                self._get_config_type(self._logger_def_snap.config_field_snap.type_key)
+            except KeyError:
+                return None
+
             return GrapheneConfigTypeField(
                 self._get_config_type,
                 field_snap=self._logger_def_snap.config_field_snap,
diff --git a/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/resource.py b/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/resource.py
index 75f67dc26a634..30875617236de 100644
--- a/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/resource.py
+++ b/python_modules/dagster-graphql/dagster_graphql/schema/pipelines/resource.py
@@ -32,6 +32,12 @@ def __init__(
 
     def resolve_configField(self, _graphene_info: ResolveInfo):
         if self._resource_def_snap.config_field_snap:
+            try:
+                # config type may not be present if mode config mapped, null out gracefully
+                self._get_config_type(self._resource_def_snap.config_field_snap.type_key)
+            except KeyError:
+                return None
+
             return GrapheneConfigTypeField(
                 get_config_type=self._get_config_type,
                 field_snap=self._resource_def_snap.config_field_snap,