### Eclipse Workspace Patch 1.0
#P org.eclipse.riena.ui.ridgets.swt
Index: src/org/eclipse/riena/internal/ui/ridgets/swt/NumericTextRidget.java
===================================================================
RCS file: /cvsroot/rt/org.eclipse.riena/org.eclipse.riena.ui.ridgets.swt/src/org/eclipse/riena/internal/ui/ridgets/swt/NumericTextRidget.java,v
retrieving revision 1.38
diff -u -r1.38 NumericTextRidget.java
--- src/org/eclipse/riena/internal/ui/ridgets/swt/NumericTextRidget.java	28 May 2010 11:25:45 -0000	1.38
+++ src/org/eclipse/riena/internal/ui/ridgets/swt/NumericTextRidget.java	28 May 2010 11:46:05 -0000
@@ -494,6 +494,9 @@
 		}
 		Object value = modelObservable.getValue();
 		Class<?> type = (Class<?>) modelObservable.getValueType();
+		if (type == null) {
+			return;
+		}
 		IConverter converter = getConverter(type, Integer.MAX_VALUE);
 		if (converter != null) {
 			checkNumber((String) converter.convert(value));