Localize desktop interaction errors

tools/chatgui/src/messagefeedback.cpp

@@ -78,7 +78,10 @@ void MessageList::onFeedbackResult(const uint8_t* data, int len) {
     QJsonObject state = QJsonDocument::fromJson(QByteArray(reinterpret_cast<const char*>(data + 9), len - 9)).object();
     if (!data[8]) {
         GUI_ERROR("feedback: command failed request=%llu reason=%s", (unsigned long long)request, qPrintable(state.value("error").toString()));
-        if (request) { m_pendingPoll.clear(); QMessageBox::warning(this, feedbackText("Polls and reactions"), state.value("error").toString()); }
+        if (request) {
+            m_pendingPoll.clear(); QByteArray reason = state.value("error").toString().toUtf8();
+            QMessageBox::warning(this, feedbackText("Polls and reactions"), feedbackText(reason.constData()));
+        }
         return;
     }
     if (state.value("ch").toString() != m_currentChannelId) return;