For reference noticed you posted issue here → EmberStatus.DELIVERY_FAILED: 102 · Issue #106076 · home-assistant/core · GitHub
I highly recommend that you start reading and follow all the tips in this other thread to first try to rule out both EMF/EMI/RMI interference and lack of Zigbee Router devices before digging any deeper as those will make troubleshooting much harder, (plus the fact that those combined are the root cause of loads weird and intermittent Zigee problems if not most Zigbee problems, period):
Related topics are also partially covered in ZHA integration docs (but in less detail):
and