Fixes

Author: HeersGBV

defaultMapping.x3ml

@@ -10537,7 +10537,7 @@
                     </target_node>
                 </range>
             </link>
-            <link>
+            <link skip='true'>
                 <path>
                     <source_relation>
                         <relation>lido:eventType/lido:term</relation>

x3ml.py

@@ -374,8 +374,11 @@ def from_str(cls, xml_str: str):
     @classmethod
     def from_file(cls, fileName: str):
         '''Returns all mappings from a file'''
-        xml_str = Path(fileName).read_text(encoding='UTF-8')
-        return cls().from_str(xml_str)
+        p = Path(fileName)
+        if p.is_file():
+            xml_str = p.read_text(encoding='UTF-8')
+            return cls().from_str(xml_str)
+        return cls()
 
 
 def mapping_list(elem)-> list: