org.jetbrains.plugins.gradle.settings.GradleSettings cannot be cast to org.jetbrains.plugins.gradle.settings.GradleSettings error while trying to build new project
I
Try downloading the full zip file from here. Then manually copy it's contents to C:\Documents and Settings\(Your name)\.gradle\wrapper\dists\gradle-1.6-bin\72srdo3a5eb3bic159kar72vok\
If this does work, try to re-install Android Studio and follow these steps again.
If your running Windows 7 64-bit, try to edit android-studio\bin\studio.bat
SET VM_OPTIONS_FILE=%IDE_BIN_DIR%\studio%BITS%.exe.vmoptions
to
**SET VM_OPTIONS_FILE=%IDE_BIN_DIR%\studio%BITS%.exe**
SET JRE=%JDK%
IF EXIST "%JRE%\jre" SET JRE=%JDK%\jre
SET BITS=
**IF EXIST "%JRE%\lib\amd64" SET BITS=64**