Fixed a mapserver crash when using SQL item DB and an item's script is NULL
Fixed a mapserver crash when using SQL item DB and an item's script is NULL

- Special thanks to Mumbles.

Signed-off-by: Haru <f7976dc425bcce048120127956a7ec59259f4452@dotalux.com>

Nipol/Siesta,Nipol/Siesta,Nipol/Siesta