Здравствуйте. При изучении урока 5 появились трудности. После создания myscreen.xml не появляется графика Layout файла. Во вновь созданном xml вот что:
Код: Выделить всё
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
</LinearLayout>
сравнивая с существующим main.xml видно что отсутствует строка
Код: Выделить всё
xmlns:tools="http://schemas.android.com/tools"
если ее добавить в myscreen.xml то графика появляется. Далее (по уроку) дохожу до запуска эмулятора и получаю ошибки:
Код: Выделить всё
[2016-09-29 21:59:12 - P0051_LayoutFiles] 'default' is not a best match for any device/locale combination.
[2016-09-29 21:59:12 - P0051_LayoutFiles] Displaying it with ', , , Left To Right, sw320dp, w320dp, h533dp, Normal Screen, Long screen aspect ratio, Not Round screen, Portrait Orientation, Normal, Day time, High Density, Finger-based touchscreen, Soft keyboard, No keyboard, Hidden navigation, No navigation, Screen resolution 800x480, API Level 19' which is compatible, but will actually be displayed with another more specific version of the layout.
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/BuildConfig.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/MainActivity.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$attr.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$drawable.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$id.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$layout.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$string.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$style.class
[2016-09-29 22:21:10 - P0051_LayoutFiles] Dx 9 errors; aborting
[2016-09-29 22:21:10 - P0051_LayoutFiles] Conversion to Dalvik format failed with error 1
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/BuildConfig.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/MainActivity.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$attr.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$drawable.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$id.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$layout.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$string.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx
PARSE ERROR:
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx unsupported class file version 52.0
...while parsing com/msp/layoutfiles/R$style.class
[2016-09-29 22:22:45 - P0051_LayoutFiles] Dx 9 errors; aborting
[2016-09-29 22:22:45 - P0051_LayoutFiles] Conversion to Dalvik format failed with error 1
Почему так происходит?