diff --git a/src/app/tape/tmainwindow.cpp b/src/app/tape/tmainwindow.cpp
index e97295c53..b3c02fba8 100644
--- a/src/app/tape/tmainwindow.cpp
+++ b/src/app/tape/tmainwindow.cpp
@@ -194,12 +194,6 @@ void TMainWindow::LoadFile(const QString &path)
             m = new VMeasurements(data);
             m->setXMLContent(path);
 
-            if (not m->IsDefinedKnownNamesValid())
-            {
-                VException e(tr("File contains invalid known measurement(s)."));
-                throw e;
-            }
-
             mType = m->Type();
 
             if (mType == MeasurementsType::Unknown)
@@ -224,6 +218,13 @@ void TMainWindow::LoadFile(const QString &path)
             }
 
             m->setXMLContent(path);// Read again after conversion
+
+            if (not m->IsDefinedKnownNamesValid())
+            {
+                VException e(tr("File contains invalid known measurement(s)."));
+                throw e;
+            }
+
             mUnit = m->MUnit();
             pUnit = mUnit;
 
diff --git a/src/app/valentina/mainwindow.cpp b/src/app/valentina/mainwindow.cpp
index 87e493d85..e4f10d6fe 100644
--- a/src/app/valentina/mainwindow.cpp
+++ b/src/app/valentina/mainwindow.cpp
@@ -245,12 +245,6 @@ bool MainWindow::LoadMeasurements(const QString &path)
         m = new VMeasurements(pattern);
         m->setXMLContent(path);
 
-        if (not m->IsDefinedKnownNamesValid())
-        {
-            VException e(tr("Measurement file contains invalid known measurement(s)."));
-            throw e;
-        }
-
         if (m->Type() == MeasurementsType::Unknown)
         {
             VException e(tr("Measurement file has unknown format."));
@@ -274,6 +268,12 @@ bool MainWindow::LoadMeasurements(const QString &path)
 
         m->setXMLContent(path);// Read again after conversion
 
+        if (not m->IsDefinedKnownNamesValid())
+        {
+            VException e(tr("Measurement file contains invalid known measurement(s)."));
+            throw e;
+        }
+
         const QStringList mList = m->ListAll();
         const QStringList pList = doc->ListMeasurements();
 
@@ -3440,12 +3440,6 @@ QString MainWindow::CheckPathToMeasurements(const QString &patternPath, const QS
                 VMeasurements *m = new VMeasurements(pattern);
                 m->setXMLContent(mPath);
 
-                if (not m->IsDefinedKnownNamesValid())
-                {
-                    VException e(tr("Measurement file contains invalid known measurement(s)."));
-                    throw e;
-                }
-
                 patternType = m->Type();
 
                 if (patternType == MeasurementsType::Unknown)
@@ -3471,6 +3465,12 @@ QString MainWindow::CheckPathToMeasurements(const QString &patternPath, const QS
 
                 m->setXMLContent(mPath);// Read again after conversion
 
+                if (not m->IsDefinedKnownNamesValid())
+                {
+                    VException e(tr("Measurement file contains invalid known measurement(s)."));
+                    throw e;
+                }
+
                 const QStringList mList = m->ListAll();
                 const QStringList pList = doc->ListMeasurements();