同步到设备时,有以下几个原因可能导致某些文件复制失败以及文件数量与主库中的数量不匹配:
- 连接可能已丢失。重新同步以同步剩余的曲目。
- 自动同步列表中未选择任何曲目。默认情况下,自动同步列表中未选择任何内容,因此如果您在未选择同步列表中的内容的情况下启动同步,您将看到一条消息,提示同步已完成,但不会同步任何内容。
- 该设备可能不支持某些音频格式,并且:
- 如果这些格式被设置为“不支持”,则除非已配置自动转换以将此类曲目转换为支持的格式,否则此类曲目将不会同步。验证同步自动转换设置以确保转换了不支持的格式。
- 如果这些格式配置为“支持”,则这些曲目将会同步,但如果设备不支持它们,则不会在设备上出现/播放。
- 如果自动转换配置正确,当源文件无法在 Windows 版 MediaMonkey 中播放时,仍然会出现编码错误(需要可播放才能继续转换,但如果文件无法访问、受 DRM 保护或缺少编解码器,则可能无法播放)。记下转换失败的文件类型,确认它们无法在 MediaMonkey 中播放,并参阅本文以通过安装缺少的编解码器来解决播放问题。
- 如果文件无法写入配置的目标,也可能无法同步,因为:
- 目标无效(例如,转换或同步目标配置为不存在的位置)。
- 目标是已损坏的 SD 卡。如果是这种情况,请重新格式化或更换卡。
- MediaMonkey 没有适当的权限写入目标位置(例如权限设置为只读),在这种情况下应该更改目标或调整权限)。
- 在某些情况下,如果在同步操作后不久对 MMA 或 MMW 中的曲目进行更改,或者运行 MMW/MMA 的 PC/设备的时钟设置不一致,则这些更改将无法同步。解决方案是设置 PC 和设备,使两者具有相同的时间。
- 有些设备最初似乎可以正确同步,但某些元数据随后会消失。解决方法是使用 Wi-Fi 同步。
有关的:
在线帮助:将 MediaMonkey 与 Android 设备同步
知识库: USB 与 Android 同步失败
When syncing to a device, there are a couple of reasons why some files may fail to copy and the number of files may not match those in the main library:
- The connection may have been lost. Re-sync to sync the remaining tracks.
- No tracks are selected in the auto-sync list. By default no content is selected in the auto-sync list, so if you initiate a sync without selecting content in the sync list, you’ll see a message that sync has completed, but no content will sync.
- Certain audio formats may not be supported on the device and:
- If those formats were set as ‘unsupported’, then such tracks won’t sync unless Auto-conversion has been configured to convert such tracks to a supported format. Verify sync auto-conversion settings to make sure that unsupported formats are converted.
- If those formats were configured as ‘supported’, then such tracks will sync but won’t appear/play on the device if the device doesn’t support them.
- If auto-conversion is properly configured, encoding errors can still arise if the source file isn’t playable in MediaMonkey for Windows (it needs to be playable for conversion to proceed, but it might not be if file isn’t accessible, is protected by DRM, or a codec is missing). Note the type of file(s) that failed to convert, confirm that they are not playable in MediaMonkey, and see this article to fix the the playback issue often by installing a missing codec.
- Files may also fail to sync if they can’t be written to the configured destination either because:
- The destination is invalid (e.g. the conversion or sync destination is configured to a location that doesn’t exist).
- The destination is an SD Card that is corrupted. Reformat or replace the card if this is the case.
- MediaMonkey doesn’t have appropriate permission to write to the destination location (e.g. permissions are set to read-only) in which case the destination should be changed or permissions adjusted).
- In some cases, track changes made in either MMA or MMW won’t sync if they were made soon after a sync operation or if the PC/Device running MMW/MMA have clocks that are not set identically. The solution is to set the PC and Device so that both have the same time.
- Some devices will initially appear to sync correctly, but certain metadata will subsequently disappear. The workaround is to use Wi-Fi Sync.
Related:
Online Help: Sync MediaMonkey with an Android device
Knowledge base: USB Sync with Android fails
Applies to: MMA, MMA↔MMW, MMW4, MMW5+
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