better error in mfcsv

Deltares · Aug 24, 2023 · fc8c1c4 · fc8c1c4
1 parent f9ef110
commit fc8c1c4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/hydromt/io.py b/hydromt/io.py
@@ -287,7 +287,7 @@ def open_mfcsv(
         df[concat_dim] = id
 
         if not df.index.dtype == first_index.dtype:
-            raise RuntimeError(
+            raise ValueError(
                 f"file {fn} has inconsistent index type: {df.index.dtype()}"
                 f"Expected {first_index.dtype()}"
             )