{“errorCode”:1,“errorMessage”:“user code exception caught”,“stackTrace”:“Error: errCode: -1 unknown error | errMsg: downloadFile:fail [object Object]; at downloadFile api; \n at returnAsCloudSDKError (/var/user/node_modules/wx-server-sdk/index.js:7819:16)\n at Object.returnAsFinalCloudSDKError (/var/user/node_modules/wx-server-sdk/index.js:7833:15)\n at Promise (/var/user/node_modules/wx-server-sdk/index.js:2676:39)\n at process._tickCallback (internal/process/next_tick.js:68:7)”,“statusCode”:430}
不知道为什么不能用了