Unity Won't Build Android

I have the latest version of the SDK and JDK installed. I've tried everything and have been looking for a solution for hours. Nothing works.

CommandInvokationFailure: Unable to list target platforms. Please make sure the android sdk path is correct. See the Console for more details. C:/Program Files/Java/jdk1.8.0_131\bin\java.exe -Xmx2048M -Dcom.android.sdkmanager.toolsdir="C:/ASDk/Android/Sdk\tools" -Dfile.encoding=UTF8 -jar "C:\Program Files\Unity\Editor\Data\PlaybackEngines\AndroidPlayer/Tools\sdktools.jar" -

stderr[ Error:Invalid command android ] stdout[

] exit code: 64 UnityEditor.Android.Command.Run (System.Diagnostics.ProcessStartInfo psi, UnityEditor.Android.WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) UnityEditor.Android.AndroidSDKTools.RunCommandInternal (System.String javaExe, System.String sdkToolsDir, System.String[] sdkToolCommand, Int32 memoryMB, System.String workingdir, UnityEditor.Android.WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) UnityEditor.Android.AndroidSDKTools.RunCommandSafe (System.String javaExe, System.String sdkToolsDir, System.String[] sdkToolCommand, Int32 memoryMB, System.String workingdir, UnityEditor.Android.WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) UnityEditor.HostView:OnGUI()

And

Error building Player: CommandInvokationFailure: Unable to list target platforms. Please make sure the android sdk path is correct. See the Console for more details. C:/Program Files/Java/jdk1.8.0_131\bin\java.exe -Xmx2048M -Dcom.android.sdkmanager.toolsdir="C:/ASDk/Android/Sdk\tools" -Dfile.encoding=UTF8 -jar "C:\Program Files\Unity\Editor\Data\PlaybackEngines\AndroidPlayer/Tools\sdktools.jar" -

stderr[ Error:Invalid command android ] stdout[

] exit code: 64

Anyone have any solutions?