Index: /trunk/src/org/openstreetmap/josm/io/FileWatcher.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/FileWatcher.java	(revision 15737)
+++ /trunk/src/org/openstreetmap/josm/io/FileWatcher.java	(revision 15738)
@@ -55,5 +55,5 @@
             watcher = FileSystems.getDefault().newWatchService();
             thread = new Thread((Runnable) this::processEvents, "File Watcher");
-        } catch (IOException e) {
+        } catch (IOException | UnsupportedOperationException | UnsatisfiedLinkError e) {
             Logging.error(e);
         }