Update app.py

app.py

@@ -249,7 +249,13 @@ if main_option == "Tabulation":
                         matching_cols = [col for col in df.columns if is_matching_pattern(col, var)]
                         if matching_cols:
                             subset_df = df[matching_cols]
-                            result_df = multi_answer(subset_df)
+                            #####################################################################
+                            try:
+                                result_df = multi_answer(subset_df)
+                                
+                            except Exception as e:
+                                st.error(f"❌ Error reading the Excel file: {e}")
+                            
                             st.subheader("Multiple Answer Analysis Results")
                             st.dataframe(result_df)
                             
@@ -278,7 +284,7 @@ if main_option == "Tabulation":
                         st.plotly_chart(fig, use_container_width=True)
 
                     elif type1 == "Single answer" and type2 == "Multiple answer":
-                        matching_cols = [col for col in df.columns if is_matching_pattern(col, var)]
+                        matching_cols = [col for col in df.columns if is_matching_pattern(col, var2)]
                         if matching_cols:
                             percentile_df, frequency_df = two_variable_sm(df[[var1] + matching_cols], var1, matching_cols)
                             st.subheader("Percentage Table")