1. Confirm if the machine has been idle for a while.

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2. If the machine has been active, check Mata Device's power cord and network cable.

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3. Reboot the device if necessary.

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If the above did not remove the issue, there may be changes in the shop's network or environment. Typical reasons: Network IP changes, Machine grounding issue or power surges, Wifi credential changes. Contact Mata and the issue will be removed in 24 hours.