我使用Eclipse（版本是pleiades eclipse的Juno）并开发Android应用程序。
今天我安装了Android Studio，但Eclipse ADT不起作用（不运行）。 Eclipse重新安装ADT并重置SDK但不起作用。 并运行配置（工具栏＆gt;运行＆gt;（N）抱歉，我的日语日语...）不起作用。
日志。
[2015-02-08 17:48:13 - SwitchUserSample] Found 2 versions of android-support-v4.jar in the dependency list,
[2015-02-08 17:48:13 - SwitchUserSample] but not all the versions are identical (check is based on SHA-1 only at this time).
[2015-02-08 17:48:13 - SwitchUserSample] All versions of the libraries must be the same at this time.
[2015-02-08 17:48:13 - SwitchUserSample] Versions found are:
[2015-02-08 17:48:13 - SwitchUserSample] Path: D:\Program Files\facebook-android-sdk-3.21.1\facebook\libs\android-support-v4.jar
[2015-02-08 17:48:13 - SwitchUserSample] Length: 393154
[2015-02-08 17:48:13 - SwitchUserSample] SHA-1: 307c1cc532eabbf1d135b43e5c983c9da700449d
[2015-02-08 17:48:13 - SwitchUserSample] Path: D:\Program Files\facebook-android-sdk-3.21.1\libs\android-support-v4.jar
[2015-02-08 17:48:13 - SwitchUserSample] Length: 758727
[2015-02-08 17:48:13 - SwitchUserSample] SHA-1: efec67655f6db90757faa37201efcee2a9ec3507
省略
[2015-02-08 17:49:19 - PhotoSelectionActivity] D:\Program Files\Laevatein-master\laevatein\src\main\res\layout\l_activity_preview.xml:2: Error: Error: String types not allowed (at 'layout_width' with value 'match_parent').
我不明白为什么不动。 怎么修？