Strange behaviour....sometimes waterfall, sometimes don't

I’ve installed a new satnogs station. Everything seems working, but I have intermitent waterfalls…One observation works and the next without waterfall…

https://network.satnogs.org/observations/?station=1589

Help is appreciated…

73’s from EA5WA Juan Carlos

{
“versions”: {
“satnogs-client”: “1.3.2”,
“satnogs-client-ansible”: “202006062329”,
“satnogs-flowgraphs”: “1.2.1-1”,
“gr-satnogs”: “2.1.2.1-1”,
“gr-soapy”: “2.1.3-1”,
“gnuradio”: “3.8.1.0~rc1-2”,
“satnogs-config”: “0.10.2”
},
“state”: {
“is-applied”: true,
“pending-tags”: null
},
“system”: {
“date”: “2020-06-15T20:37:45.303334+00:00”,
“distribution”: {
“DESCRIPTION”: “Raspbian GNU/Linux 10 (buster)”,
“RELEASE”: “10”,
“CODENAME”: “buster”,
“ID”: “Raspbian”
},
“pending-updates”: false,
“platform”: {
“system”: “Linux”,
“node”: “raspberrypi”,
“release”: “4.19.118+”,
“version”: “#1311 Mon Apr 27 14:16:15 BST 2020”,
“machine”: “armv6l”,
“processor”: “”
},
“memory”: {
“total”: 453414912,
“available”: 183631872,
“percent”: 59.5,
“used”: 213950464,
“free”: 70295552,
“active”: 214872064,
“inactive”: 126103552,
“buffers”: 10051584,
“cached”: 159117312,
“shared”: 5357568,
“slab”: 19582976
},
“disk”: {
“total”: 30293102592,
“used”: 4000370688,
“free”: 25014677504,
“percent”: 13.8
}
},
“configuration”: {
“satnogs_antenna”: “RX”,
“satnogs_api_token”: “[redacted]”,
“satnogs_rf_gain”: “40.2”,
“satnogs_rx_samp_rate”: “1.024e6”,
“satnogs_soapy_rx_device”: “driver=rtlsdr”,
“satnogs_station_elev”: “700”,
“satnogs_station_id”: “1589”,
“satnogs_station_lat”: “38.982”,
“satnogs_station_lon”: “-1.868”
}
}
------------[ copy end ]-------------

Any error message in the logs?

For checking the logs run:

journalctl -u satnogs-client.service

Today seems is working fine…Strange…