diff -r c317fc64035e -r 102555078a0c ProjectController.py
--- a/ProjectController.py	Fri Nov 08 11:34:46 2024 +0100
+++ b/ProjectController.py	Mon Nov 11 15:22:44 2024 +0100
@@ -1920,8 +1920,9 @@
             self.logger.write_error(_("Connection failed to %s!\n") % uri)
         else:
             VersionsInfoBytes = self._connector.ExtendedCall("GetVersions", bytes())
-            VersionsInfo = VersionsInfoBytes.decode()
-            self.logger.write(f"Version string: {VersionsInfo}\n")
+            if VersionsInfoBytes is not None:
+                VersionsInfo = VersionsInfoBytes.decode()
+                self.logger.write(f"Version string: {VersionsInfo}\n")
             self.CompareLocalAndRemotePLC()
 
             # Init with actual PLC status and print it