Fatal error: Uncaught Error: Class "InfluxDB\Test\unit\AbstractTest" not found in /users/energydata/www/volkszaehler.org/vendor/influxdb/influxdb-php/tests/unit/DatabaseTest.php:10 Stack trace: #0 {main} thrown in /users/energydata/www/volkszaehler.org/vendor/influxdb/influxdb-php/tests/unit/DatabaseTest.php on line 10