Hi Nick, Thanks for your clarification regarding the bug. However, I've tried both V1.12 and V1.18 running in Operating Mode on ctrlX Core physical device and still received the error: AVC apparmor="DENIED" operation="open" profile="snap.dev-sdk-py-datalayer.client" name="/sys/devices/platform/amba_pl@0/a0020000.ecm-ip-core/uio/uio0/name" pid=4117 comm="python3" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Four your reference, I also attach hereby the yaml file to build the snap application: name : dev-sdk-py-datalayer version : 2.4.0 summary : Data Layer client sample written in Python for ctrlX. title : dev-sdk-py-datalayer description : | The sample demonstrates how to read values from ctrlX Data Layer tree and write out the values to console. base : core20 confinement : strict grade : stable apps : client : command : bin/main.py plugs : - network - datalayer daemon : simple passthrough : restart-condition : always restart-delay : 10s parts : client : plugin : python source : . stage-packages : - libzmq5 - ctrlx-datalayer plugs : datalayer : interface : content content : datalayer target : $SNAP_DATA/.datalayer
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