no shared key found in 22.04

My connection works in 20.04 and fails in 22.04. Might it be because something i've been using is now depricated? This is the output i get in 22.04:

initiating Main Mode IKE_SA myvp7[1] to 2.i.p.7
generating ID_PROT request 0 [ SA V V V V V ]
sending packet: from 1.i.p.2[500] to 2.i.p.7[500] (180 bytes)
received packet: from 2.i.p.7[500] to 1.i.p.2[500] (136 bytes)
parsed ID_PROT response 0 [ SA V V V ]
received XAuth vendor ID
received DPD vendor ID
received NAT-T (RFC 3947) vendor ID
selected proposal: IKE:AES_CBC_256/HMAC_SHA1_96/PRF_HMAC_SHA1/MODP_2048
generating ID_PROT request 0 [ KE No NAT-D NAT-D ]
sending packet: from 1.i.p.2[500] to 2.i.p.7[500] (372 bytes)
received packet: from 2.i.p.7[500] to 1.i.p.2[500] (372 bytes)
parsed ID_PROT response 0 [ KE No NAT-D NAT-D ]
no shared key found for '1.i.p.2'[1.i.p.2] - '2.i.p.7'[2.i.p.7]
no shared key found for 1.i.p.2 - 2.i.p.7
generating INFORMATIONAL_V1 request 402437601 [ N(INVAL_KE) ]
sending packet: from 1.i.p.2[500] to 2.i.p.7[500] (56 bytes)
establishing connection 'myvp7' failed

my ipsec.conf:
conn myvp7
  right=2.i.p.7
  rightprotoport=17/1701
  leftprotoport=17/1701
  left=%defaultroute
  keyexchange=ikev1
  type=transport
  authby=secret
  auto=add

my ipsec.secrets:
: PSK ...