After upgrading to the latest version, the knowledge base retrieval fails with a gRPC error; please provide guidance.

After upgrading to the latest version 1.9, all knowledge base retrievals display the following error: Is there a solution? Please provide guidance, thank you.

Query call with protocol GRPC search failed with message: extract target vectors: class Vector_index_57c0bdf2_49ab_4f8d_9207_870d6352276c_Node does not have named vector “default” configured. Available named vectors map[].

改一下嵌入模型,重新索引可以解决。。。。

Refer to:

改嵌入模型,请问这个需要怎么操作呀?? 请明示