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Warning: Undefined variable $query in /home/ubuntu/www/xml/sampledots.xml.php on line 35

Deprecated: mysqli::prepare(): Passing null to parameter #1 ($query) of type string is deprecated in /home/ubuntu/www/xml/sampledots.xml.php on line 35

Fatal error: Uncaught mysqli_sql_exception: Query was empty in /home/ubuntu/www/xml/sampledots.xml.php:35 Stack trace: #0 /home/ubuntu/www/xml/sampledots.xml.php(35): mysqli->prepare() #1 {main} thrown in /home/ubuntu/www/xml/sampledots.xml.php on line 35