微信小程序tabbar的图标选中了却不显示,不选却正常

{
"pages": [
"pages/index/index",
"pages/logs/logs",
"pages/users/users"
],
"window": {
"backgroundTextStyle": "dark",
"navigationBarBackgroundColor": "#336666",
"navigationBarTitleText": "WeChat",
"navigationBarTextStyle": "black",
"enablePullDownRefresh": true ,
"backgroundColor": "#3366CC"
},
"tabBar": {
"color":"#3366CC",
"selectedColor":"#FF0033",
"backgroundColor":"#FFCC00",
"borderStyle": "white",
"position": "bottom",
"list": [
{
"pagePath": "pages/index/index",
"text": "首页",
"iconPath": "resources/sousuo2.png",
"selectedPath": "resources/sousuo2.png"
},
{
"pagePath": "pages/logs/logs",
"text": "日志",
"iconPath": "resources/zhuye2.png",
"selectedPath": "resources/zhuye1.png"
},
{
"pagePath": "pages/users/users",
"text": "我的",
"iconPath": "resources/my2.png",
"selectedPath": "resources/my1.png"
}
]
},
"sitemapLocation": "sitemap.json"
}

看看你那个图标选中图片是不是有问题,还要注意在tabBar定义的页面以外的其他页面是看不到tabBar的