Man , i really need some help , when i open the vray options editor it is blank i can not use it ... where do you thing it is coming from ?

Hello guys ,
hope you are all ok ,
im having some troubles with the irradiance map on vray
even though the min rate is -3 and the max one 0, after the light catche vray still makes just 1 pass ...
im using irradiance map as primary engine and light catche as secondary...
any idea whats happening? i did my best but still no result