diff --git a/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp b/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp
index 4213bec73..a1b8d813d 100644
--- a/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp
+++ b/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp
@@ -558,12 +558,7 @@ void COperationDialog::extractDownloadedData()
 	extractor.setSourceFile(config->getInstallationDirectory() + "/" + server.dataDownloadFilename);
 	extractor.setDestinationDirectory(dest);
 
-	if (extractor.exec())
-	{
-	}
-	else
-	{
-	}
+	if (!extractor.exec()) return;
 
 	emit done();
 }
@@ -593,12 +588,7 @@ void COperationDialog::extractDownloadedClient()
 	extractor.setSourceFile(config->getInstallationDirectory() + "/" + config->expandVariables(server.clientDownloadFilename));
 	extractor.setDestinationDirectory(destinationDirectory);
 
-	if (extractor.exec())
-	{
-	}
-	else
-	{
-	}
+	if (!extractor.exec()) return;
 
 	launchUpgradeScript(destinationDirectory, server.clientFilename);
 
@@ -626,12 +616,7 @@ void COperationDialog::copyDataFiles()
 	copier.setDestinationDirectory(server.getDirectory());
 	copier.setIncludeFilter(serverFiles);
 
-	if (copier.exec())
-	{
-	}
-	else
-	{
-	}
+	if (!copier.exec()) return;
 
 	emit done();
 }
@@ -661,12 +646,7 @@ void COperationDialog::copyProfileFiles()
 	copier.setDestinationDirectory(profile.getDirectory());
 	copier.setIncludeFilter(profileFiles);
 
-	if (copier.exec())
-	{
-	}
-	else
-	{
-	}
+	if (!copier.exec()) return;
 
 	// correct path to client_default.cfg
 	profile.createClientConfig();
@@ -688,7 +668,8 @@ void COperationDialog::extractBnpClient()
 	CFilesExtractor extractor(this);
 	extractor.setSourceFile(config->getSrcServerClientBNPFullPath());
 	extractor.setDestinationDirectory(destinationDirectory);
-	extractor.exec();
+
+	if (!extractor.exec()) return;
 
 	launchUpgradeScript(destinationDirectory, server.clientFilename);