diff --git a/electrum/gui/qml/qerequestdetails.py b/electrum/gui/qml/qerequestdetails.py
index 2d2e05fe5..7a1c07d29 100644
--- a/electrum/gui/qml/qerequestdetails.py
+++ b/electrum/gui/qml/qerequestdetails.py
@@ -116,7 +116,7 @@ class QERequestDetails(QObject, QtEventListener):
 
     @pyqtProperty(str, notify=detailsChanged)
     def bolt11(self):
-        can_receive = self._wallet.wallet.lnworker.num_sats_can_receive()
+        can_receive = self._wallet.wallet.lnworker.num_sats_can_receive() if  self._wallet.wallet.lnworker else 0
         if self._req and can_receive > 0 and self._req.amount_msat/1000 <= can_receive:
             return self._req.lightning_invoice
         else: