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GWT TypeError by Mouse over on Grid
vaadin 8.0.5, spring-boot 1.5.2.RELEASE
protected void init(VaadinRequest request) {
Grid<SelectionElement> grid = new Grid<>("Title");
grid.addColumn(SelectionElement::getValue);
grid.addColumn(SelectionElement::getCount);
ArrayList<SelectionElement> items = new ArrayList<>();
items.add(new SelectionElement("Entry-1", 5));
items.add(new SelectionElement("Entry-2", 15));
grid.setItems(items);
setContent(grid);
}
public class SelectionElement implements Comparable<SelectionElement> {
private Long count;
private Object value;
...
ERROR on browser console:
com.vaadin.client.ApplicationConfigurationSEVERE: (TypeError) : Cannot read property 'a' of nullcom.google.gwt.core.client.JavaScriptException: (TypeError) : Cannot read property 'a' of null at Unknown.DDd(AppWidgetset-0.js) at Unknown.eNd(AppWidgetset-0.js) at Unknown.ZAb(AppWidgetset-0.js) at Unknown.HCb(AppWidgetset-0.js) at Unknown.Gi(AppWidgetset-0.js) at Unknown.Ji(AppWidgetset-0.js) at Unknown.eval(AppWidgetset-0.js)
dependencies of of addon-
<dependencies>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-compatibility-client</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.vaadin.addon</groupId>
<artifactId>easyuploads</artifactId>
<version>8.0.0</version>
</dependency>
<dependency>
<groupId>com.vaadin.tapio</groupId>
<artifactId>googlemaps</artifactId>
<version>2.0.0</version>
</dependency>
<dependency>
<groupId>org.vaadin.addons</groupId>
<artifactId>vaadin-jcrop</artifactId>
<version>1.2.0</version>
</dependency>
<dependency>
<groupId>com.wcs.wcslib</groupId>
<artifactId>wcslib-vaadin-widget-recaptcha</artifactId>
<version>2.0.2</version>
</dependency>
</dependencies>
dependencies of ui-project
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-push</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-compatibility-server</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-themes</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-compatibility-client-compiled</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-compatibility-client</artifactId>
</dependency>
correctur: its not mouse over all Grid. just on
<tr class="v-grid-row v-grid-row-focused v-grid-row-has-data" style="width: 1280px; transform: translate3d(0px, 0px, 0px);">
for mouse over and out