There is no way you will be able to even board the flight, let alone try your luck at border control, to Dublin at all since you don't have a visa for Ireland.
The visa warning doesn't matter in this case
TIMATIC states :
Ireland (Republic of) - Transit Visa
Visa required.
Visa Exemptions
Family members of a national of an EEA Member State, Switzerland or
the United Kingdom, with a residence permit issued by United Kingdom
to family members of a Union Citizen. They must travel with or travel
to join the Union Citizen. Warning
All transiting passengers are subject to a check by immigration.
Passengers in transit must hold passports or other documents accepted
to enter Ireland (Rep.).