初次加载就报错Illegal base64 character 2d Config config = new RSAPublicKeyConfig.Builder() .merchantId(wxPayV3Properties.getMerchantId()) .privateKeyFromPath(wxPayV3Properties.getPrivateKeyPath()) .publicKeyFromPath(wxPayV3Properties.getPublicKeyPath()) .publicKeyId(wxPayV3Properties.getPublicKeyId()) .merchantSerialNumber(wxPayV3Properties.getMerchantSerialNumber()) .apiV3Key(wxPayV3Properties.getApiV3Key()) .build();