接入doubao-seed-2-1-pro-260628报错提示

用豆包 / 火山方舟 Ark 接入API报错
Failed to generate text: 'typing.Union' object has no attribute ' discriminator 'and_no_dict_for setting new attributes
<img width="784" height="109" alt="Image" src="https://github.com/user-attachments/assets/d18c1de6-6d34-41bb-87e4-35e116049c16" />