https://devzone.nordicsemi.com/f/nordic-q-a/8616/nexus-5-gatt-133-only-in-sdk-8-1-and-sdk-9-0Hello, I am building a custom app and upon moving to SDK 8.1... and later SDK 9.0 I experience very odd behavior with Nexus 5 specifically. Our custom application works well in SDK 9.0 on MCP dongle and Iphone 5/6 and Nexus 4. However, nexus 5 receivesen-USTelligent Community 13Fri, 07 Aug 2015 22:47:35 GMThttps://devzone.nordicsemi.com/thread/31530?ContentTypeID=1Fri, 07 Aug 2015 22:47:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:77d380df-0365-44a0-a07b-029d4d8db8dcPetter Myhre<p>I&#39;m not sure what could cause this, but a sniffer trace would definitively help. Then we can see what is different on the air. You can use the nRF Sniffer.</p><div style="clear:both;"></div>