Android auto-scaling doesn't work on emulator with custom resolution

I have an AVD with custom resolution 480x800 and it seems like auto-scaling fails e开发者_JS百科ven with . Bitmaps remains small, attached to left top corner of Canvas. Auto-scaling perfectly works with any build-in skins on emulator. I using Somebody, please tell me, Why could this happen ?

Thank you

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Create an AVD with custom DPI, 240 for example.