diff -r 1f5ca646ce6e -r cae53fe54cf2 svghmi/svghmi.py
--- a/svghmi/svghmi.py	Sun Feb 14 05:22:30 2021 +0100
+++ b/svghmi/svghmi.py	Sun Feb 14 05:29:51 2021 +0100
@@ -532,6 +532,9 @@
     def GetTranslations(self, _context, msgs):
         messages = EtreeToMessages(msgs)
 
+        if len(messages) == 0:
+            return
+
         SaveCatalog(self._getPOTpath(), messages)
 
         translations = ReadTranslations(self.CTNPath())