密钥解析失败

[n0pn0pn0p]

使用openssl中sm2算法生成的公私钥，用importPublicKey和importPrivateKey方法，会报错：
“Exception in thread "main" java.lang.IllegalArgumentException: Invalid point encoding 0x30
at org.bouncycastle.math.ec.ECCurve.decodePoint(Unknown Source)”