*Handle edge case if we have no responses

src/query/wisdom.ts

@@ -37,6 +37,19 @@ export default class WisdomRpcQuery extends RpcQueryBase {
       {}
     );
 
+    if (!Object.keys(responses).length) {
+      if (Object.keys(this._errors).length) {
+        this.resolve({ error: Object.values(this._errors).pop() });
+        return;
+      }
+      if (this._tries <= this._maxTries) {
+        this._tries++;
+        this.retry();
+        return;
+      }
+      this.resolve({ data: { error: ERR_MAX_TRIES_HIT } });
+      return;
+    }
     for (const responseHash in responses) {
       if (
         responses[responseHash] / responseStoreData.length >=