This happened to me yesterday also. After viewing the gallery and copying a number of effects (8 or 9) and generating vixen files the program quits copying. It says it has copied but the script apparently fails. Here is a picture showing effect 1918 copied. I also got the error on 1915 and 1916. I even logged off after 1916 and then logged back in, but still got the same error on 1918. None of those effects made it to my library. On a successful copy I see the results of a script. I have even waited several minutes to see if the system was just busy, but I get no results.
Here is the messages generated by a good copy done an hour or more earlier
effect gallery #52
insert into effects_user_hdr (username,effect_name,effect_class,effect_desc,last_upd) values
('jnealand','201207051839','spirals','SPIN',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','background_color','#030303',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','direction','cww',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','effect_name','201207051839',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','effect_type','V',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','end_color','#A310B3',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','frame_delay','50',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','handiness','l',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','number_rotations','4',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','number_spirals','1',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','seq_duration','5',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','show_frame','y',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','sparkles','0',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','spiral_thickness','4',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','start_color','#A310B3',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','use_background','n',now())
insert into effects_user_dtl (username,effect_name,param_name,param_value,last_upd) values
('jnealand','201207051839','window_degrees','360',now())