BUG: Fatal error: Existing data passed is not an array

I have seen two references made to this error but no resolution.

It appears my members get this error after submitting a high score.

Fatal error: Existing data passed is not an array
Called set_existing in /hsphere/local/home/kevinicity/thegamelands.org/forums/includes/functions_databuild.php on line 200
Called build_forum_counters in /hsphere/local/home/kevinicity/thegamelands.org/forums/arcade.php(3720) : eval()'d code on line 34
Called eval in /hsphere/local/home/kevinicity/thegamelands.org/forums/arcade.php on line 3720
Called storescore in /hsphere/local/home/kevinicity/thegamelands.org/forums/arcade.php on line 3643
Called post_score in /hsphere/local/home/kevinicity/thegamelands.org/forums/arcade.php on line 408
Called Arcade in /hsphere/local/home/kevinicity/thegamelands.org/forums/arcade.php on line 5358
Called include in /hsphere/local/home/kevinicity/thegamelands.org/forums/index.php(63) : eval()'d code on line 44
Called eval in /hsphere/local/home/kevinicity/thegamelands.org/forums/index.php on line 63
in /includes/class_dm.php on line 235

--------------- Added [DATE]1208800180[/DATE] at [TIME]1208800180[/TIME] ---------------

I would like to know why my post for help above is being ignored like the others who posted the same issue.