<div class="col-md-3 reg-field-input">
<div ng-if="cat.entries().length != 0">
<div class="btn-group" uib-dropdown>
- <button type="button" class="btn btn-default" uib-dropdown-toggle>
+ <button type="button" class="btn btn-default" ng-class="{'ng-invalid': cat.required() == 1 && !stat_cat_entry_maps[cat.id()] }" uib-dropdown-toggle>
<span style="padding-right: 5px;">
{{stat_cat_entry_maps[cat.id()]}}</span>
<span class="caret"></span>