Cordova build error - Execution failed for task ':compileDebugJavaWithJavac'

I can't solve this ... if anyone knows how to solve it please tell me I can't speak English well :/

9 errors

BUILD FAILED

Total time: 3 mins 47.964 secs

FAILURE: Build failed with an exception.

• What went wrong: Execution failed for task ':compileDebugJavaWithJavac'.

  Compilation failed; see the compiler error output for details.

• Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Error: cmd: Command failed with exit code 1 Error output: Note: Some input files use or override a deprecated API. Note: Recompile with -Xlint:deprecation for details. F:\Android\HelloAndroid\platforms\android\src\net\super\helloandroid\MainActivity.java:20: error: expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\src\net\super\helloandroid\MainActivity.java:20: error: class, interface, or enum expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\src\net\super\helloandroid\MainActivity.java:20: error: class, interface, or enum expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\build\generated\source\r\debug\net\super\helloandroid\R.java:8: error: expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\build\generated\source\r\debug\net\super\helloandroid\R.java:8: error: class, interface, or enum expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\build\generated\source\r\debug\net\super\helloandroid\R.java:8: error: class, interface, or enum expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\build\generated\source\buildConfig\debug\net\super\helloandroid\BuildConfig.java:4: error: expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\build\generated\source\buildConfig\debug\net\super\helloandroid\BuildConfig.java:4: error: class, interface, or enum expected package net.super.helloandroid; ^ F:\Android\HelloAndroid\platforms\android\build\generated\source\buildConfig\debug\net\super\helloandroid\BuildConfig.java:4: error: class, interface, or enum expected package net.super.helloandroid; ^ 9 errors

FAILURE: Build failed with an exception.

• What went wrong: Execution failed for task ':compileDebugJavaWithJavac'.

  Compilation failed; see the compiler error output for details.

• Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

via Super Khaled