问题详情：在App Store 下载应用时，填写好applied和密码之后，刚弹出下载进度条，就变成了获取状态。查看了下载时的log信息，显示是在要下载的时候被uninsatll了。这是怎么回事？有什么方法解决吗？

下面是部分Log信息

Dec  8 15:31:07 iPhone itunesstored[40134] <Warning>: LaunchServices: Creating installProgressForApplication:<LSApplicationProxy: 0x134fae930> com.wb.gc.xmtgxx (Placeholder) <file:///private/var/mobile/Containers/Bundle/Application/2FE803DC-D4B9-4C89-954A-6D3B2B27E735/5209639010798248636.app> withPhase:0
Dec  8 15:31:07 iPhone lsd[39807] <Warning>: LaunchServices: installation ended for app com.wb.gc.xmtgxx
Dec  8 15:31:07 iPhone itunesstored[40134] <Warning>: LaunchServices: Uninstalling placeholder for app <LSApplicationProxy: 0x134fa8360> com.wb.gc.xmtgxx (Placeholder) <file:///private/var/mobile/Containers/Bundle/Application/2FE803DC-D4B9-4C89-954A-6D3B2B27E735/5209639010798248636.app>
Dec  8 15:31:07 iPhone itunesstored[40134] <Warning>: LaunchServices: Uninstalling app <LSApplicationProxy: 0x134fa8360> com.wb.gc.xmtgxx (Placeholder) <file:///private/var/mobile/Containers/Bundle/Application/2FE803DC-D4B9-4C89-954A-6D3B2B27E735/5209639010798248636.app>
Dec  8 15:31:07 iPhone installd[11453] <Notice>: 0x16e087000 -[MIClientConnection uninstallIdentifiers:withOptions:completion:]: Uninstall requested by itunesstored (pid 40134) for identifier com.wb.gc.xmtgxx with options: {
        }
Dec  8 15:31:07 iPhone installd[11453] <Error>: 0x16e087000 +[MIContainer allContainersForIdentifier:options:error:]: 348: No bundle container found for identifier com.wb.gc.xmtgxx
Dec  8 15:31:07 iPhone itunesstored[40134] <Warning>: LaunchServices: MobileInstallationUninstallForLaunchServices did not uninstall any apps, ignoring
Dec  8 15:31:07 iPhone itunesstored[40134] <Warning>: LaunchServices: clearing created progress for com.wb.gc.xmtgxx

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