diff --git a/Modules.Jobs/EDMI/ZUGFeRD/ImportZUGFeRDFiles.vb b/Modules.Jobs/EDMI/ZUGFeRD/ImportZUGFeRDFiles.vb
index 9141fd73..9ddec0da 100644
--- a/Modules.Jobs/EDMI/ZUGFeRD/ImportZUGFeRDFiles.vb
+++ b/Modules.Jobs/EDMI/ZUGFeRD/ImportZUGFeRDFiles.vb
@@ -269,10 +269,16 @@ Public Class ImportZUGFeRDFiles
                                 ' - a List of missing properties
                                 Dim oCheckResult = _zugferd.PropertyValues.CheckPropertyValues(oDocument, oArgs.PropertyMap, oMessageId)
 
+                                _logger.Info("Properties checked: [{0}] missing properties / [{1}] valid properties found.", oCheckResult.MissingProperties.Count, oCheckResult.ValidProperties.Count)
+
                                 If oCheckResult.MissingProperties.Count > 0 Then
+                                    _logger.Warn("[{0}] missing properties found. Exiting.", oCheckResult.MissingProperties.Count)
                                     oMissingProperties = oCheckResult.MissingProperties
                                     Throw New MissingValueException(oFile)
                                 End If
+
+                                _logger.Debug("No missing properties found. Continuing.")
+
                                 Dim oDelSQL = $"DELETE FROM TBEDMI_ITEM_VALUE where REFERENCE_GUID = '{oMessageId}'"
                                 Dim oStep As String