--- a/WizardDataUriEncoder/DataUriEncoderWizardDialog.py	Wed Oct 14 19:22:32 2020 +0200
+++ b/WizardDataUriEncoder/DataUriEncoderWizardDialog.py	Sun Nov 22 16:28:08 2020 +0100
@@ -151,7 +151,7 @@
                 else '',
                 base64.b64encode(open(filepath, "rb").read()).decode()
             )
-        except (IOError, OSError) as err:
+        except OSError as err:
             E5MessageBox.critical(
                 self,
                 self.tr("Data URI Encoder"),