From 4b7db871aa2fb35ee06a557552c7053b291eaaeb Mon Sep 17 00:00:00 2001
From: Martin Dobias <wonder.sk@gmail.com>
Date: Mon, 21 Oct 2024 22:33:59 +0200
Subject: [PATCH] Do not preload providers when DontResolveLayers flag is used

By a mistake, even when DontResolveLayers flag was used when reading
a project file, providers that support parallel loading would still
get created. This commit fixes that - they will not get created anymore.
---
 src/core/project/qgsproject.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/core/project/qgsproject.cpp b/src/core/project/qgsproject.cpp
index f36c5465d4eb..11ad59fb906e 100644
--- a/src/core/project/qgsproject.cpp
+++ b/src/core/project/qgsproject.cpp
@@ -1509,7 +1509,8 @@ bool QgsProject::_getMapLayers( const QDomDocument &doc, QList<QDomNode> &broken
   QVector<QDomNode> parallelLoading;
   QMap<QString, QgsDataProvider *> loadedProviders;
 
-  if ( QgsSettingsRegistryCore::settingsLayerParallelLoading->value() )
+  if ( !( flags & Qgis::ProjectReadFlag::DontResolveLayers ) &&
+       QgsSettingsRegistryCore::settingsLayerParallelLoading->value() )
   {
     profile.switchTask( tr( "Load providers in parallel" ) );
     for ( const QDomNode &node : sortedLayerNodes )