****LangChain Loader****



### ****LangChain Loaders****
|Title|
|:-:|



### ****LangChain Loader Error****
|Title|
|:-:|
|[ValueError: Expected metadata value to be a str, int, or float, got None](https://texonom.com/valueerror-expected-metadata-value-to-be-a-str-int-or-float-got-none-0b8fbee6b4fc4236a19c6b58c95e9518)|








