[v1.8.11] TypeError - /usr/lib/python3/dist-packages/OpenNumismat/ListView.py:112

OpenNumismat: 1.8.11
OS: Linux 5.11.0-41-generic (#45~20.04.1-Ubuntu SMP Wed Nov 10 10:20:10 UTC 2021)
Python: 3.8.10 (64bit)
Qt: 5.15.4
Locale: es

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/OpenNumismat/PageView.py", line 652, in modelChanged
self.listView.modelChanged()
File "/usr/lib/python3/dist-packages/OpenNumismat/ListView.py", line 742, in modelChanged
super().modelChanged()
File "/usr/lib/python3/dist-packages/OpenNumismat/ListView.py", line 112, in modelChanged
labelText = QApplication.translate('BaseTableView', "%d/%d coins") % (newCount, totalCount)
TypeError: %d format: a number is required, not NoneType