fix rare lua error when using with FCO

Author Leandro Silva <lansoweb@hotmail.com>
Author date 2020-02-07 20:05:06
Author local date 2020-02-07 15:05:06 -0500
Committer Leandro Silva <lansoweb@hotmail.com>
Committer date 2020-02-07 20:05:06
Committer local date 2020-02-07 15:05:06 -0500
Commit 943fb171f2a68b407c655520f933b1cfd949d53c
Tree 4278f4f0601697da4eee708de32dfdbd27bde693
Parent 819963e1013c6101af59c13069ca6f2a7a3d4a93
fix rare lua error when using with FCO