BLE Shield with Android APP SPP


I am trying to connect to my android phone to my arduino.
I bought a seeed ble shield v1.1 i plugged on my arduino.
I use android app “bluetooth spp pro” and many others… i can see my device, pair it, but i cant connect to it !
please help !!! :slight_smile:

i just try to switch on or off a red led !!!
should be simple but no connection is possible.
In the services list, nothing appeared. Is it normal ? Shouldnt i see some information ?