if activate this variable, no beasgui-message displayed on screen

 

example: item 999 does not exists

 

message=<item.999.value>

 

display an error

 

setvar=sys_disableerrormessage=true

message=<item.999.value>

if <return> n= -1 then

 // own errorhandling

end if

 

display no errormessage