在ajax调用之后，ngRepeat没有更新

This is part of my view:

这是我观点的一部分:

<div class="chartspanel">
    <div ng-repeat="(key, chartData) in main.chartsData" class="chart-box">
        <div class="ibox">
            <div class="ibox-title">
                <h3>{{key}}</h3>
            </div>
            <div class="ibox-content" chart="chartData" chart-name="key"></div>
        </div>
    </div>
</div>
<div cl