when i import a key:ERROR: Could not derive shared secret ERROR: Failed Seed Encryption

[PunyHunter]

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[PunyHunter]

tpm2_createprimary -G ecc_sm2:sm4 -C o -c parent.ctx -g sm3_256
name-alg:
value: sm3_256
raw: 0x12
attributes:
value: fixedtpm|fixedparent|sensitivedataorigin|userwithauth|restricted|decrypt
raw: 0x30072
type:
value: ecc
raw: 0x23
curve-id:
value: SM2 p256
raw: 0x20
kdfa-alg:
value: null
raw: 0x10
kdfa-halg:
value: (null)
raw: 0x0
scheme:
value: null
raw: 0x10
scheme-halg:
value: (null)
raw: 0x0
sym-alg:
value: sm4
raw: 0x13
sym-mode:
value: cfb
raw: 0x43
sym-keybits: 128
x: e5f4271aa045e05e707267289075bc084c90e1bf96e0c2bbfe68bd2eed8b1f91
y: 5ff91549e3282a1fee37b093f5d158c097a86b2389f402f35ae06cf9008eb4a6

tpm2_import -C parent.ctx -G sm4 -i sm4.key -u key.pub -r key.priv -g sm3_256
ERROR: Could not derive shared secret
ERROR: Failed Seed Encryption

ERROR: Unable to run tpm2_import