[AWS] error "aws-net-std__gnat.ali is obsolete and read-only"

[Babak]

Can anyone help me with the error below?

running on Ubuntu 14.04

host> gnatmake -d -P/var/www/hello/hello.gpr main.adb
gnatbind -shared -I- -x /var/www/hello/build/main.ali
error: "aws-net-std__gnat.adb" must be compiled
error: ("/usr/lib/ada/adalib/aws/aws-net-std__gnat.ali" is obsolete and
read-only)
error: "g-socket.adb" must be compiled
error: ("/usr/lib/gcc/x86_64-linux-gnu/4.6/adalib/g-socket.ali" is obsolete
and read-only)
error: "g-soliop.ads" must be compiled
error: ("/usr/lib/gcc/x86_64-linux-gnu/4.6/adalib/g-soliop.ali" is obsolete
and read-only)
error: "g-socthi.adb" must be compiled
error: ("/usr/lib/gcc/x86_64-linux-gnu/4.6/adalib/g-socthi.ali" is obsolete
and read-only)
error: "g-sothco.adb" must be compiled
error: ("/usr/lib/gcc/x86_64-linux-gnu/4.6/adalib/g-sothco.ali" is obsolete
and read-only)
error: "g-soccon.ads" must be compiled
error: ("/usr/lib/gcc/x86_64-linux-gnu/4.6/adalib/g-soccon.ali" is obsolete
and read-only)
gnatmake: *** bind failed.

[2014-10-01 17:27:05] process exited with status 4, 100% (8/8), elapsed
time: 00.95s

with AWS.Server;
with CB;

procedure Main is
   use AWS;
   HTTP : Server.HTTP;
begin
   Server.Start (HTTP, "Hello_World", Callback => CB.Hello_World'Access,
Port => 8080);
   delay 60.0;
   Server.Shutdown (HTTP);
end Main;

Thanks
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