fix

rowers/dataroutines.py

@@ -32,6 +32,7 @@ import zipfile
 import os
 from rowers.models import strokedatafields
 import polars as pl
+from polars.exceptions import ColumnNotFoundError, SchemaError
 
 from rowingdata import (
     KinoMapParser,
@@ -1484,6 +1485,9 @@ def getsmallrowdata_pl(columns, ids=[], doclean=True, workstrokesonly=True, comp
             df = pl.concat(data, rechunk=True)
         except ValueError:  # pragma: no cover
             return pl.DataFrame()
+        except SchemaError:
+            df = pl.concat(data, rechunk=True, how='vertical_relaxed')
+                
 
     else:
         try: