WRT3200ACM builds are currently (since 22.03.3) disabled for 22.03.x as there is a major security flaw in the switch config.
See OpenWrt 22.03.3 third service release
mvebu: Disable devices using broken mv88e6176 switch. This affects the following devices (See mvebubroken_mv88e6176_switch , and #11077 ):
- CZ.NIC Turris Omnia
- Linksys WRT1200AC
- Linksys WRT1900ACS
- Linksys WRT1900AC v1
- Linksys WRT1900AC v2
- Linksys WRT3200ACM
- Linksys WRT32X
- Linksys WRT3200ACM
- SolidRun ClearFog Pro
23.05 and main/master should be ok again, but if you upgrade to them, you should likely reconfig from scratch, just in case there is some incompatibility with your old config.