Index: applications/editors/josm/plugins/turnlanes/src/org/openstreetmap/josm/plugins/turnlanes/model/Validator.java
===================================================================
--- applications/editors/josm/plugins/turnlanes/src/org/openstreetmap/josm/plugins/turnlanes/model/Validator.java	(revision 35203)
+++ applications/editors/josm/plugins/turnlanes/src/org/openstreetmap/josm/plugins/turnlanes/model/Validator.java	(revision 35204)
@@ -354,5 +354,5 @@
 
             return issues;
-        } catch (UnexpectedDataException e) {
+        } catch (UnexpectedDataException | IllegalArgumentException e) {
             issues.add(Issue.newError(r, e.getMessage()));
             return issues;