Some miners are reporting the same issues with nano, see: Genoil's ZEC Miner - #2201 by Ursul0
Stale shares will always happen from time to time and the mining software should handle them properly.
Some miners are reporting the same issues with nano, see: Genoil's ZEC Miner - #2201 by Ursul0
Stale shares will always happen from time to time and the mining software should handle them properly.