From 08e7c25b93e7302608b3f4a0d2e495dceac7fdd4 Mon Sep 17 00:00:00 2001
From: Sylvain <35365065+sanderegg@users.noreply.github.com>
Date: Wed, 23 Aug 2023 13:01:21 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9BHandle=20case=20where=20metadata=20?=
 =?UTF-8?q?in=20comp=5Fruns=20are=20NULL=20(#4646)?=
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---
 .../src/simcore_service_director_v2/models/comp_runs.py    | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/services/director-v2/src/simcore_service_director_v2/models/comp_runs.py b/services/director-v2/src/simcore_service_director_v2/models/comp_runs.py
index 7bca7230247..a94082662a8 100644
--- a/services/director-v2/src/simcore_service_director_v2/models/comp_runs.py
+++ b/services/director-v2/src/simcore_service_director_v2/models/comp_runs.py
@@ -62,6 +62,13 @@ def ensure_utc(cls, v: datetime.datetime | None) -> datetime.datetime | None:
             v = v.replace(tzinfo=datetime.timezone.utc)
         return v
 
+    @validator("metadata", pre=True)
+    @classmethod
+    def convert_null_to_empty_metadata(cls, v):
+        if v is None:
+            v = RunMetadataDict()
+        return v
+
     class Config:
         orm_mode = True
         schema_extra: ClassVar[dict[str, Any]] = {