diff --git a/basicsr/utils/realesrgan_utils.py b/basicsr/utils/realesrgan_utils.py
index 2757a058..83e183da 100644
--- a/basicsr/utils/realesrgan_utils.py
+++ b/basicsr/utils/realesrgan_utils.py
@@ -143,6 +143,7 @@ def tile_process(self):
                         output_tile = self.model(input_tile)
                 except RuntimeError as error:
                     print('Error', error)
+                    raise RuntimeError(error)
                 # print(f'\tTile {tile_idx}/{tiles_x * tiles_y}')
 
                 # output tile area on total image