--- a/src/eric7/PluginManager/PluginInstallDialog.py Sun Dec 18 14:19:10 2022 +0100 +++ b/src/eric7/PluginManager/PluginInstallDialog.py Sun Dec 18 19:33:46 2022 +0100 @@ -31,6 +31,7 @@ from eric7 import Preferences, Utilities from eric7.EricWidgets import EricFileDialog from eric7.EricWidgets.EricMainWindow import EricMainWindow +from eric7.SystemUtilities import OSUtilities from eric7.Utilities.uic import compileUiFiles from .PluginManager import PluginManager @@ -172,7 +173,7 @@ if archives: matchflags = Qt.MatchFlag.MatchFixedString - if not Utilities.isWindowsPlatform(): + if not OSUtilities.isWindowsPlatform(): matchflags |= Qt.MatchFlag.MatchCaseSensitive for archive in archives: if len(self.archivesList.findItems(archive, matchflags)) == 0: