You are downloading the Sleeping XAP file v188.8.131.52 for Windows Phone. Sleeping is a free and useful Music app: Here is the free app to move you outside sleepy relaxing environment like Campfire, Rain, Waterfall, Wind, Fan, Lake, Ocean, Wetland, River, Night ... You can now download the offline XAP file to install & try it.
Download Locations for Sleeping 184.108.40.206 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Sleeping XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.