Traceback (most recent call last):
  File "/home/jenne/Downloads/Electrum-4.5.8/electrum/gui/qt/invoice_list.py", line 178, in <lambda>
    menu.addAction(_("Details"), lambda: self.show_invoice(key))
                                         ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/jenne/Downloads/Electrum-4.5.8/electrum/gui/qt/invoice_list.py", line 150, in show_invoice
    self.main_window.show_onchain_invoice(invoice)
  File "/home/jenne/Downloads/Electrum-4.5.8/electrum/gui/qt/main_window.py", line 1477, in show_onchain_invoice
    outputs_str = '\n'.join(map(lambda x: x.address + ' : ' + self.format_amount(x.value)+ self.base_unit(), invoice.outputs))
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/jenne/Downloads/Electrum-4.5.8/electrum/gui/qt/main_window.py", line 1477, in <lambda>
    outputs_str = '\n'.join(map(lambda x: x.address + ' : ' + self.format_amount(x.value)+ self.base_unit(), invoice.outputs))
                                          ~~~~~~~~~~^~~~~~~
TypeError: unsupported operand type(s) for +: 'NoneType' and 'str'