No valid data file found, script ends

PWS_graph_xx.php(33) loaded  =>PWS_graph_xx.php|01|2021-05-15|
PWS_graph_xx.php (37) include_once  =>./PWS_livedata.php
PWS_livedata.php (22) version =>PWS_livedata.php|01|2021-06-18|
PWS_livedata.php (25) include_once =>PWS_settings.php
PWS_settings.php (28) version =>PWS_settings.php|01|2021-03-25|
PWS_settings.php (32) include =>/data/datadir/205/html/web/pwsWD/_my_settings/settings.php
PWS_settings.php (163) $defaultlanguage=fr-fr $used_lang =fr-fr $locale_wu=fr-FR $lang_locale=fr $lang_file=languages/lang_fr.txt
PWS_settings.php (261) $units_used =metric $windunit=km/h $tempunit=C $rainunit=mm $pressureunit=hPa $distanceunit=km $wu_unit=m
PWS_livedata.php (29) include_once =>PWS_shared.php
PWS_shared.php (21) version =>PWS_shared.php|01|2021-02-28|
PWS_livedata.php (39) $itsday =
PWS_livedata.php (776) error livedata /data/datadir/205/html/web/pwsWD/jsondata/wucom.txt not a correct wu file
PWS_graph_xx.php (76) type set to rain from request rain
PWS_graph_xx.php (163) loading  =>./chartswudata/ISEICH27YMD.txt
PWS_graph_xx.php (190)Line-names contains {"success":false,"error":"Data could not be loaded from WU
436