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

Siemens 15A 120V Dual Function AFCI / GFCI Breaker (Q115DFP) ⚡️BRAND NEW⚡️ 887621817343

How to Install a GFCI or AFCI/GFCI Circuit Breaker

: Tools & Home Improvement

Eaton Type BR 15-Amp 1-Pole Dual Function AFCI/GFCI Circuit Breaker

6 Ways the Leviton Load Center Helps Makes Your Home Safer > What's New > Leviton Blog

electrical - GFCI/AFCI Trips With No Load And New Wire - Home Improvement Stack Exchange

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

Square D Homeline 15-amp 1-Pole Dual Function Afci/Gfci Plug-on Neutral Circuit Breaker in the Circuit Breakers department at

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

GE's Dual Function Circuit Interrupter (DFCI) provides ground fault and arc fault circuit protection in one unit. The 2014 National Electric Code

GE THQL1115DF Single-Pole Dual Function Plug-in Afci/Gfci Circuit Breaker, 120 Vac, 15 Amp, 10 Kaic

Where Should We Be Using Dual Function Breakers?

SIEMENS Q115DFP Dual Function Afci-Gfci Circuit Breaker Instruction Manual