Amjad Abu-Rmileh

> Seeing a similar error for ChatVectorDBChain > > ` return cls( File "pydantic/main.py", line 341, in pydantic.main.BaseModel.__init__ pydantic.error_wrappers.ValidationError: 1 validation error for ChatVectorDBChain qa_prompt extra fields not permitted (type=value_error.extra)`...

> similar error: > > ``` > instructor_embeddings = HuggingFaceInstructEmbeddings(model_name="hkunlp/instructor-xl", > model_kwargs={"device": "cuda"}) > > > --------------------------------------------------------------------------- > ValidationError Traceback (most recent call last) > Cell In[25], line 1 >...

similar error pydantic.error_wrappers.ValidationError: 1 validation error for ChatVectorDBChain qa_prompt extra fields not permitted (type=value_error.extra) updating langChain didn't help

> Version: `langchain-0.0.102` > > [I am trying to run through the Custom Prompt guide here](https://langchain.readthedocs.io/en/latest/modules/indexes/chain_examples/vector_db_qa.html#custom-prompts). Here's some code I'm trying to run: > > ``` > from langchain.prompts import...