please help me?
B4X:
package muhlis.eli;
import anywheresoftware.b4a.BA.Permissions;
import anywheresoftware.b4a.BA.ShortName;
import anywheresoftware.b4a.BA.Version;
import android.content.Context;
import android.telephony.*;
import android.view.*;
@Version(1.0f)
@ShortName("Muhlis")
@Permissions(values={"android.permission.READ_PHONE_STATE"})
public class mu1 {
public static String imei(){
String n1="";
String num;
Context context = getWindow().getContext();
TelephonyManager telephonemanage = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
try {
num=telephonemanage.getDeviceId();
n1=num;
}
catch(Exception e) {
}
return num;
}