tabBar的iconPath，selectedIconPath真机不显示

如题，浏览器本地调试tabbar图标显示正常，到真机不显示

{  
    "pages": [   
        {  
            "path": "pages/index/index",  
            "style": {  
                "navigationBarTitleText": "****"  
            }  
        },  
        {  
            "path": "pages/shop/shop",  
            "style": {  
                "navigationBarTitleText": "***"  
            }  
        },  
        {  
            "path": "pages/mine/mine",  
            "style": {  
                "navigationBarTitleText": "***",  
                "backgroundColor": "#408bdc"  
            }  
        }  
    ],  
    "tabBar": {  
        "color": "#7A7E83",  
        "selectedColor": "#3cc51f",  
        "borderStyle": "black",  
        "backgroundColor": "#ffffff",  
        "iconWidth": "20px",  
        "list": [{  
            "pagePath": "pages/index/index",  
            "iconPath": "/static/svg/homeLine.svg",  
            "selectedIconPath": "/static/svg/homeFill.svg",  
            "text": "**"  
        }, {  
            "pagePath": "pages/shop/shop",  
            "iconPath": "/static/svg/shoppingLine.svg",  
            "selectedIconPath": "/static/svg/shoppingFill.svg",  
            "text": "**"  
        }, {  
            "pagePath": "pages/mine/mine",  
            "iconPath": "/static/svg/userLine.svg",  
            "selectedIconPath": "/static/svg/userFill.svg",  
            "text": "**"  
        }]  
    },  

    "globalStyle": {  
        "navigationBarTextStyle": "black",  
        "navigationBarTitleText": "uni-app",  
        "navigationBarBackgroundColor": "#dcdcdc",  
        "backgroundColor": "#F8F8F8"  
    },  
    "uniIdRouter": {}  
}