electrical - Dual Function AFCI/GFCI breakers trip under any load

This is a new subpanel in a workshop and the electrician told me because it's new all circuits have to be AFCI and because it's an outbuilding it should be GFCI too. So, I purchased these breakers

Eaton BR 20 Amp Single-Pole Dual Function Arc Fault/Ground Fault Circuit Breaker BRAFGF120CS - The Home Depot

CHOM120PDF - HomeLine - Dual Function Circuit Breaker – Canada Breakers

Eaton 20-amp 1-Pole Dual Function Afci/Gfci Plug-on Neutral Circuit Breaker in the Circuit Breakers department at

Eaton Type BR 15-Amp 1-Pole Dual Function AFCI/GFCI Plug-On Neutral Circuit Breaker in the Circuit Breakers department at

EATON BRN120DF Revere Electric Supply

CIRCUT BREAKER Eaton BRP120DF Br Dual Function Af/gf 1p 20a - National Maintenance Supply Co. Inc

SQUARE D HRB73152 QO and QOB Dual Function Instructions

Dual Function AFCI/GFCI Circuit Breaker - Enhanced Safety for Your Home

Square D Homeline 20 Amp Single-Pole Plug-On Neutral Dual Function (CAFCI and GFCI) Circuit Breaker HOM120PDFC - The Home Depot

How to Install a GFCI or AFCI/GFCI Circuit Breaker