Show error message when query fails, keep previous results

client/src/components/navbar/Query.js

@@ -38,7 +38,9 @@ export default function Query(props) {
         value={text}
         onChange={onChangeText}
       />
-      <span className="text-danger">{error}</span>
+      <span className="text-danger position-absolute" style={{ bottom: '-12px' }}>
+        {error}
+      </span>
       <Button variant="outline-success" type="submit" onClick={submit}>
         <span role="img" aria-label="search icon">
           🔎

client/src/components/navbar/querySlice.js

@@ -23,7 +23,6 @@ export const querySlice = createSlice({
       state.error = null;
     },
     getQueryResultFailure: (state, action) => {
-      state.result = null;
       state.error = action.payload;
     },
     setLoading: (state, action) => {