improve submission error handling

app.py

@@ -53,13 +53,15 @@ def load_results(dataset):
 
 def load_submissions():
     leaderboard = []
-    for submission in submissions["submissions"]:
-        ds = load_dataset(submission["results-dataset"], "results")
-
+    for i, submission in enumerate(submissions["submissions"]):
         try:
+            ds = load_dataset(submission["results-dataset"], "results")
             results = load_results(ds)
         except ValueError as e:
-            raise ValueError(f"Cannot load results for {ds['results-dataset']}") from e
+            print(f"Cannot load results for {ds['results-dataset']} {e}")
+        except Exception as e:
+            print(f"Cannot load dataset for {i} : {submission['results-dataset']} {e}")
+            continue
 
         leaderboard_row = {}