Hi All, i have a simple text field in my page like this :
<t:textfield t:id="itemFirstName" t:value="item.firstName" t:validate="required" class="required"/> when i remove the t:validate="required" from this components i got exception. i use 5.0.7 version. in 5.0.6 i had no problem in this case , i guess so. exception log is : java.lang.NoClassDefFoundError org/apache/tapestry/beaneditor/Validate > Stack trace > > - > > org.apache.tapestry.internal.beaneditor.ValidateAnnotationConstraintGenerator.buildConstraints > (ValidateAnnotationConstraintGenerator.java:32) > - > > org.apache.tapestry.internal.services.ValidationConstraintGeneratorImpl.buildConstraints > (ValidationConstraintGeneratorImpl.java:42) > - > > org.apache.tapestry.internal.services.FieldValidatorDefaultSourceImpl.createDefaultValidator > (FieldValidatorDefaultSourceImpl.java:49) > - org.apache.tapestry.corelib.base.AbstractTextField.defaultValidate > (AbstractTextField.java:120) > - > org.apache.tapestry.corelib.base.AbstractTextField.containingPageDidLoad > (AbstractTextField.java) > - > org.apache.tapestry.internal.structure.ComponentPageElementImpl$3.run > (ComponentPageElementImpl.java:78) > - > org.apache.tapestry.internal.structure.ComponentPageElementImpl.invoke > (ComponentPageElementImpl.java:897) > - > > org.apache.tapestry.internal.structure.ComponentPageElementImpl.containingPageDidLoad > (ComponentPageElementImpl.java:745) > - org.apache.tapestry.internal.structure.PageImpl.loaded( > PageImpl.java:138) > - org.apache.tapestry.internal.services.PageLoaderProcessor.loadPage > (PageLoaderProcessor.java:347) > - org.apache.tapestry.internal.services.PageLoaderImpl.loadPage( > PageLoaderImpl.java:60) > - org.apache.tapestry.internal.services.PagePoolImpl.checkout( > PagePoolImpl.java:69) > > .... > -- sincerely yours M. H. Shamsi