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

Quick, easy and clean describe the new plug-on neutral design attributes offered by Eaton. Time saving features offer a quick installation equating to

BR 15 Amp 1-Pole Dual Function (Arc Fault/Ground Fault) Plug-On Neutral Circuit Breaker

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

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

Siemens Q120DF 1-Pole 20A 120V AC Dual Function Arc Fault/Ground Fault (AFCI /GFCI) Circuit Breaker, Plug-On, 10kA

The Dual Function Circuit Breaker combines GFCI and AFCI, protecting against both Arc Faults and Ground Faults. This, along with the new Self Test

15 Amp AFCI/GFCI Dual Function Circuit Breaker, Plug on Loadcentre Style

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GFCI Breaker (Ground Fault Circuit Interrupter), GE Industrial

Square D by Schneider Electric Homeline 15 Amp 1-pole Plug-on Neutral Dual Function Circuit Breaker is a space and labor saving device, engineered to

Square D - HOM115PDFC Homeline Plug-On Neutral 15 Amp Single-Pole Dual Function (CAFCI and GFCI) Circuit Breaker

Siemens 15 Amp Gfci Breaker

Q120DFCSA - Siemens - 20 Amp Dual Function Circuit Breaker – Canada Breakers