# DevEco Studio安装HAP时报错"FileTransfer Failed: [Fail]Transfer Stop at:XXX, Reason: no space left on device"

**问题现象**

DevEco Studio安装HAP时报错"FileTransfer Failed: [Fail]Transfer Stop at:XXX, Reason: no space left on device"。

![](https://contentcenter-vali-drcn.dbankcdn.cn/pvt_2/DeveloperAlliance_scene_100_1/17/v3/TBwiNKyTSCOMbL0NuvWeWQ/zh-cn_image_0000002624478802.png?HW-CC-KV=V1&HW-CC-Date=20260916T082507Z&HW-CC-Expire=31536000000&HW-CC-Sign=3C6D909B3F2984325525879149A181505D80D29AF48E8180E8840F305ADAA679)

**解决措施**

设备磁盘空间不足，无法写入数据。请检查设备磁盘空间。如果是模拟器，可以点击"Wipe User Data"清除模拟器数据，然后重新运行模拟器。