aMySQLi class error: Try to escape non-string value

[timlight10]

Occasionally I see this error in my Messages:

Code Select Expand

aMySQLi class error: Try to escape non-string value: array ( 0 => '', ) (file: /home4/juliann7/public_html/dps/core/engine/resources.php line 746) Trace: #0 /home4/juliann7/public_html/dps/core/database/amysqli.php on line 218 #1 /home4/juliann7/public_html/dps/core/lib/db.php on line 149 #2 /home4/juliann7/public_html/dps/core/engine/resources.php on line 746 #3 /home4/juliann7/public_html/dps/core/engine/resources.php on line 531 #4 /home4/juliann7/public_html/dps/core/engine/resources.php on line 489
Any suggestions to stop it?