Index: modules/nio/src/main/java/org/apache/harmony/nio/internal/SocketChannelImpl.java =================================================================== --- modules/nio/src/main/java/org/apache/harmony/nio/internal/SocketChannelImpl.java (revision 521240) +++ modules/nio/src/main/java/org/apache/harmony/nio/internal/SocketChannelImpl.java (working copy) @@ -986,7 +986,7 @@ throw new IllegalBlockingModeException(); } ByteBuffer buffer = ByteBuffer.allocate(1); - buffer.put((byte) (oneByte & 0xFF)); + buffer.put(0, (byte) (oneByte & 0xFF)); channel.write(buffer); } }