GSK-2829-fix-validate-error-after-refresh

io_utils.py

@@ -72,6 +72,8 @@ def read_column_mapping(uid):
         config = yaml.load(f, Loader=yaml.FullLoader)
         if config:
             column_mapping = config.get("column_mapping", dict())
+    if column_mapping is None:
+        column_mapping = {}
     return column_mapping
 
 

wordings.py

@@ -14,11 +14,11 @@ CONFIRM_MAPPING_DETAILS_FAIL_MD = """
                             <h1 style="text-align: center;">
                             Confirm Pre-processing Details
                             </h1>
-                            We're unable to automatically map the input variable's name and output variable's labels of your dataset with the model's. <b>Please manually check the mapping below.</b>
+                            We're unable to automatically map the input variable's name and output variable's labels of your dataset with the model's. Please manually check the mapping below.
                             """
 
 CONFIRM_MAPPING_DETAILS_FAIL_RAW = """
-                            We're unable to automatically map the input variable's name and output variable's labels of your dataset with the model's. <b>Please manually check the mapping below.</b>
+                            We're unable to automatically map the input variable's name and output variable's labels of your dataset with the model's. Please manually check the mapping below.
                             """
 
 CHECK_CONFIG_OR_SPLIT_RAW = """