diff --git a/src/blackcore/db/airportdatareader.cpp b/src/blackcore/db/airportdatareader.cpp
index ad8bd9fe2..4fad3c11d 100644
--- a/src/blackcore/db/airportdatareader.cpp
+++ b/src/blackcore/db/airportdatareader.cpp
@@ -137,10 +137,12 @@ namespace BlackCore
             if (entities.testFlag(CEntityFlags::AirportEntity)) { CDataCache::instance()->clearAllValues(this->m_airportCache.getKey()); }
         }
 
-        bool CAirportDataReader::hasChangedUrl(CEntityFlags::Entity entity) const
+        bool CAirportDataReader::hasChangedUrl(CEntityFlags::Entity entity, CUrl &oldUrlInfo, CUrl &newUrlInfo) const
         {
             Q_UNUSED(entity);
-            return CDatabaseReader::isChangedUrl(this->m_readerUrlCache.get(), getBaseUrl(CDbFlags::DbReading));
+            oldUrlInfo = this->m_readerUrlCache.get();
+            newUrlInfo = this->getBaseUrl(CDbFlags::DbReading);
+            return CDatabaseReader::isChangedUrl(oldUrlInfo, newUrlInfo);
         }
 
         CUrl CAirportDataReader::getDbServiceBaseUrl() const
diff --git a/src/blackcore/db/airportdatareader.h b/src/blackcore/db/airportdatareader.h
index d6f879d9f..fe765474c 100644
--- a/src/blackcore/db/airportdatareader.h
+++ b/src/blackcore/db/airportdatareader.h
@@ -67,7 +67,7 @@ namespace BlackCore
         protected:
             // base class overrides
             virtual void invalidateCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
-            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity) const override;
+            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity, BlackMisc::Network::CUrl &oldUrlInfo, BlackMisc::Network::CUrl &newUrlInfo) const override;
             virtual BlackMisc::Network::CUrl getDbServiceBaseUrl() const override;
 
         private slots:
diff --git a/src/blackcore/db/databasereader.cpp b/src/blackcore/db/databasereader.cpp
index 0f3d07747..034fe9ae8 100644
--- a/src/blackcore/db/databasereader.cpp
+++ b/src/blackcore/db/databasereader.cpp
@@ -84,7 +84,9 @@ namespace BlackCore
                         // check mode here for consistency
                         Q_ASSERT_X(!getBaseUrl(rmDbOrSharedFlag).isEmpty(), Q_FUNC_INFO, "Wrong retrieval mode");
 
-                        const bool changedUrl = this->hasChangedUrl(currentEntity);
+                        CUrl oldUrlInfo;
+                        CUrl newUrlInfo;
+                        const bool changedUrl = this->hasChangedUrl(currentEntity, oldUrlInfo, newUrlInfo);
                         const QDateTime cacheTs(this->getCacheTimestamp(currentEntity));
                         const QDateTime latestEntityTs(this->getLatestEntityTimestampFromDbInfoObjects(currentEntity));
                         const qint64 cacheTimestamp = cacheTs.isValid() ? cacheTs.toMSecsSinceEpoch() : -1;
@@ -104,7 +106,10 @@ namespace BlackCore
 
                             if (changedUrl)
                             {
-                                CLogMessage(this).info("Data location changed, will override cache for '%1' reading '%2'") << currentEntityName << rmDbOrSharedFlagString;
+                                CLogMessage(this).info("Data location for '%1' changed ('%2'->'%3'), will override cache for reading '%4'")
+                                        << currentEntityName
+                                        << oldUrlInfo.toQString() << newUrlInfo.toQString()
+                                        << rmDbOrSharedFlagString;
                             }
                             else
                             {
diff --git a/src/blackcore/db/databasereader.h b/src/blackcore/db/databasereader.h
index 01f7114ea..f3c001a1a 100644
--- a/src/blackcore/db/databasereader.h
+++ b/src/blackcore/db/databasereader.h
@@ -319,12 +319,14 @@ namespace BlackCore
 
             //! Changed URL, means the cache values have been read from elsewhere
             //! \remark testing based on BlackMisc::Db::CDbFlags::DbReading
-            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity) const = 0;
+            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity,
+                                       BlackMisc::Network::CUrl &oldUrlInfo,
+                                       BlackMisc::Network::CUrl &newUrlInfo) const = 0;
 
             //! Cache for given entity has changed
             virtual void cacheHasChanged(BlackMisc::Network::CEntityFlags::Entity entities);
 
-            //! Has URL been changed? Means we load from a differrent server
+            //! Has URL been changed? Means we load from a different server
             static bool isChangedUrl(const BlackMisc::Network::CUrl &oldUrl, const BlackMisc::Network::CUrl &currentUrl);
             //! @}
 
diff --git a/src/blackcore/db/icaodatareader.cpp b/src/blackcore/db/icaodatareader.cpp
index 1960834f6..4cd9599a7 100644
--- a/src/blackcore/db/icaodatareader.cpp
+++ b/src/blackcore/db/icaodatareader.cpp
@@ -557,10 +557,12 @@ namespace BlackCore
             }
         }
 
-        bool CIcaoDataReader::hasChangedUrl(CEntityFlags::Entity entity) const
+        bool CIcaoDataReader::hasChangedUrl(CEntityFlags::Entity entity, CUrl &oldUrlInfo, CUrl &newUrlInfo) const
         {
             Q_UNUSED(entity);
-            return CDatabaseReader::isChangedUrl(this->m_readerUrlCache.get(), getBaseUrl(CDbFlags::DbReading));
+            oldUrlInfo = this->m_readerUrlCache.get();
+            newUrlInfo = this->getBaseUrl(CDbFlags::DbReading);
+            return CDatabaseReader::isChangedUrl(oldUrlInfo, newUrlInfo);
         }
 
         CUrl CIcaoDataReader::getDbServiceBaseUrl() const
diff --git a/src/blackcore/db/icaodatareader.h b/src/blackcore/db/icaodatareader.h
index b8ca2b84d..3d51129a0 100644
--- a/src/blackcore/db/icaodatareader.h
+++ b/src/blackcore/db/icaodatareader.h
@@ -128,7 +128,7 @@ namespace BlackCore
         protected:
             // cache handling for base class
             virtual void invalidateCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
-            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity) const override;
+            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity, BlackMisc::Network::CUrl &oldUrlInfo, BlackMisc::Network::CUrl &newUrlInfo) const override;
             virtual BlackMisc::Network::CUrl getDbServiceBaseUrl() const override;
 
         private slots:
diff --git a/src/blackcore/db/infodatareader.cpp b/src/blackcore/db/infodatareader.cpp
index 49b769903..9f2b1e26e 100644
--- a/src/blackcore/db/infodatareader.cpp
+++ b/src/blackcore/db/infodatareader.cpp
@@ -81,10 +81,12 @@ namespace BlackCore
             return 0;
         }
 
-        bool CInfoDataReader::hasChangedUrl(CEntityFlags::Entity entity) const
+        bool CInfoDataReader::hasChangedUrl(CEntityFlags::Entity entity, CUrl &oldUrlInfo, CUrl &newUrlInfo) const
         {
             // not implemented
             Q_UNUSED(entity);
+            oldUrlInfo = this->getBaseUrl(CDbFlags::DbReading);
+            newUrlInfo = this->getBaseUrl(CDbFlags::DbReading);
             return false;
         }
 
diff --git a/src/blackcore/db/infodatareader.h b/src/blackcore/db/infodatareader.h
index da5fe1d42..3bf77f9c1 100644
--- a/src/blackcore/db/infodatareader.h
+++ b/src/blackcore/db/infodatareader.h
@@ -63,7 +63,7 @@ namespace BlackCore
         protected:
             // cache handling for base class
             virtual void invalidateCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
-            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity) const override;
+            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity, BlackMisc::Network::CUrl &oldUrlInfo, BlackMisc::Network::CUrl &newUrlInfo) const override;
             virtual BlackMisc::Network::CUrl getDbServiceBaseUrl() const override;
 
         private:
diff --git a/src/blackcore/db/modeldatareader.cpp b/src/blackcore/db/modeldatareader.cpp
index 9e0e20aae..c6ea41ef3 100644
--- a/src/blackcore/db/modeldatareader.cpp
+++ b/src/blackcore/db/modeldatareader.cpp
@@ -569,10 +569,12 @@ namespace BlackCore
             }
         }
 
-        bool CModelDataReader::hasChangedUrl(CEntityFlags::Entity entity) const
+        bool CModelDataReader::hasChangedUrl(CEntityFlags::Entity entity, CUrl &oldUrlInfo, CUrl &newUrlInfo) const
         {
             Q_UNUSED(entity);
-            return CDatabaseReader::isChangedUrl(this->m_readerUrlCache.get(), getBaseUrl(CDbFlags::DbReading));
+            oldUrlInfo = this->m_readerUrlCache.get();
+            newUrlInfo = this->getBaseUrl(CDbFlags::DbReading);
+            return CDatabaseReader::isChangedUrl(oldUrlInfo, newUrlInfo);
         }
 
         CUrl CModelDataReader::getDbServiceBaseUrl() const
diff --git a/src/blackcore/db/modeldatareader.h b/src/blackcore/db/modeldatareader.h
index 50f1584b3..5fbef26ea 100644
--- a/src/blackcore/db/modeldatareader.h
+++ b/src/blackcore/db/modeldatareader.h
@@ -138,7 +138,7 @@ namespace BlackCore
         protected:
             // cache handling for base class
             virtual void invalidateCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
-            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity) const override;
+            virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity, BlackMisc::Network::CUrl &oldUrlInfo, BlackMisc::Network::CUrl &newUrlInfo) const override;
             virtual BlackMisc::Network::CUrl getDbServiceBaseUrl() const override;
 
         private slots: