SPS to SPP Relink error

Hello,

we changed the SPP network, when i try to relink the appliance to the SPS, I'm getting the following error:

{
"errors": [
{
"details": {},
"message": "scb.configapplier.configapplier.FailedToApplyConfiguration: Unexpected error occurred while applying configuration changes: Internal error: Traceback (most recent call last):\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configurator/integration.py\", line 586, in _control_service\n shell_command_processor.process(args)\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/shellcommand.py\", line 272, in process\n return self._shell_command_processor.process(command_args, stdin)\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/shellcommand.py\", line 110, in process\n stdout = self.process_raw(\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/shellcommand.py\", line 150, in process_raw\n raise ShellCommandError(\nnnx.shellcommand.ShellCommandError: Error running command; args=('/opt/nnx-scb/bin/nnxcli', '--plugin', 'scb.spp_cluster_fetcher.SppClusterFetcherPlugin', '--log-syslog', 'spp-cluster-fetcher', '--ignore-authentication-error'), return_code=1, output=, error=\n\nThe above exception was the direct cause of the following exception:\n\nTraceback (most recent call last):\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configapplierdaemon/server.py\", line 32, in apply_tree\n self._configurator.configure(config_tree, extra_notifiers)\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configurator/__init__.py\", line 98, in configure\n self._config_applier.apply_new_configuration(\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configurator/configapplier.py\", line 216, in apply_new_configuration\n self._execute_notifiers(sorted_notifiers, shell_command_processor)\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configurator/configapplier.py\", line 252, in _execute_notifiers\n self._notifiers_by_id[notifier_id].notify(spy)\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configurator/integration.py\", line 573, in notify\n self._control_service(shell_command_processor, [self._notification_type])\n File \"/opt/nnx-scb/lib/python3.8/site-packages/nnx/plugin/configurator/integration.py\", line 592, in _control_service\n raise SystemServiceError(message, self._service_name) from error\nnnx.plugin.configurator.configapplier.SystemServiceError: Error controlling service; error=\"Error running command; args=('/opt/nnx-scb/bin/nnxcli', '--plugin', 'scb.spp_cluster_fetcher.SppClusterFetcherPlugin', '--log-syslog', 'spp-cluster-fetcher', '--ignore-authentication-error'), return_code=1, output=, error=\", output=''; service=spp-cluster-fetcher\n; address='">http://127.0.0.1:10180/'",
"module": "scb.configapplier.configapplier",
"type": "FailedToApplyConfiguration"
}
]
}

What should i do to resolve it?

Thank you,

Daniele