add InvalidPassword exception

gui/gtk.py

@@ -24,7 +24,7 @@ import gi
 gi.require_version('Gtk', '3.0')
 from gi.repository import Gtk, Gdk, GObject, cairo
 from decimal import Decimal
-from electrum.util import print_error
+from electrum.util import print_error, InvalidPassword
 from electrum.bitcoin import is_valid
 from electrum import WalletStorage, Wallet
 
@@ -596,7 +596,7 @@ class ElectrumWindow:
 
             try:
                 wallet.get_seed(password)
-            except Exception:
+            except InvalidPassword:
                 show_message("Incorrect password")
                 return
 

gui/qt/main_window.py

@@ -1912,8 +1912,8 @@ class ElectrumWindow(QMainWindow):
 
         try:
             mnemonic = self.wallet.get_mnemonic(password)
-        except Exception:
-            QMessageBox.warning(self, _('Error'), _('Incorrect Password'), _('OK'))
+        except BaseException as e:
+            QMessageBox.warning(self, _('Error'), str(e), _('OK'))
             return
         from seed_dialog import SeedDialog
         d = SeedDialog(self, mnemonic, self.wallet.has_imported_keys())
@@ -2312,10 +2312,10 @@ class ElectrumWindow(QMainWindow):
 
         try:
             mnemonic = self.wallet.get_mnemonic(password)
-        except Exception:
-            QMessageBox.warning(self, _('Error'), _('Incorrect Password'), _('OK'))
+        except Exception as e:
+            QMessageBox.warning(self, _('Error'), str(e), _('OK'))
             return
-            
+
         d = QDialog(self)
         d.setWindowTitle(_('Private keys'))
         d.setMinimumSize(850, 300)

gui/qt/password_dialog.py

@@ -157,8 +157,8 @@ class PasswordDialog(QDialog):
 
         try:
             self.wallet.check_password(password)
-        except Exception:
-            QMessageBox.warning(self.parent, _('Error'), _('Incorrect Password'), _('OK'))
+        except BaseException as e:
+            QMessageBox.warning(self.parent, _('Error'), str(e), _('OK'))
             return False, None, None
 
         try: