[FIX] When a new resource row has min == max, it now displays the value as a fixed label instead of trying to render a slider.

tabs/tab3_coefficients.py

@@ -171,7 +171,6 @@ def render_standard_resource_row(method, r, conf, display_label, enabled_methods
     slider_key = f"slider_{method}_{r}".replace(" ", "_").lower()
     manual_key = f"manual_{method}_{r}".replace(" ", "_").lower()
     current_val = normalize_costs(st.session_state.costs.get(method, {})).get(r, 0.0)
-
     if is_secondary:
         if toggle_key not in st.session_state:
             st.session_state[toggle_key] = current_val != 0.0
@@ -276,6 +275,14 @@ def render_custom_resource_row(method, r, conf, enabled_methods, custom_resource
             st.session_state.costs.setdefault(method, {})[r] = conf["median"]
             current_val = conf["median"]
 
+    if conf["min"] == conf["max"]:
+        st.markdown(
+            f'<p class="crra-resource-name">{r} = <strong>{conf["median"]}</strong> (fixed)</p>',
+            unsafe_allow_html=True,
+        )
+        st.session_state.costs.setdefault(method, {})[r] = conf["median"]
+        return
+
     if slider_key not in st.session_state:
         st.session_state[slider_key] = current_val
     if manual_key not in st.session_state: