11 Troubleshooting
SMA Solar Technology AG
Operating manualSTP50-4x-BE-en-23108
Event number Message, cause and corrective measures
10249
[Interface]: network overloaded
The network is overloaded. There is no data exchange between the devices.
Corrective measures:
• Reduce the number of devices in the network.
• If necessary, increase the data query intervals.
10250
[Interface]: package error rate [ok / high]
The package error rate has changed. If the package error rate is high, the net-
work is overloaded or the connection to the network switch or DHCP server
(router) is impaired.
Corrective measures if the package error rate is high:
• Ensure that with an Ethernet connection, the network cable and the
network connector are not damaged and that the network connectors are
correctly plugged.
• If necessary, increase the data query intervals.
• If necessary, reduce the number of devices in the network.
10251
[Interface]: communication status goes to [OK / Warning / Error /
Not connected]
The communication status to the network switch or DHCP server (router) has
changed. An additional error message may be displayed.
10252
[Interface]: communication disrupted
There is no valid signal on the network line.
Corrective measures:
• Ensure that with an Ethernet connection, the network cable and the
network connector are not damaged and that the network connectors are
correctly plugged.
• Ensure that the DHCP server (router) and any network switches are
signalizing correct operation.
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