handle non zero tiles

inference_tab/inference_logic.py

@@ -83,6 +83,8 @@ def run_inference(tile_dict, gcp_path,user_crs, city_name, score_th, hist_th, hi
         if "No labels detected" in msg:
             stop_pipeline = True
             break
+        else:
+            stop_pipeline=False
 
     if stop_pipeline:
         yield log + "Pipeline stopped: no text segments found.\n", None