[Bug]: Docx document leads to a blank display for the knowledge graph

Is there an existing issue for the same bug?

[X] I have checked the existing issues.

Branch name

main

Commit ID

1621313c0f6dcd82fb67d4d00e0f9552c814361a

Other environment information

Ubuntu 20.04
Python 3.11
NodeJs v18.8.0
Nvidia RTX 3090
CUDA 11.8

Actual behavior

When using the GraphRAG model, clicking on a parsed docx document leads to a blank display for the knowledge graph image, but the mind map guide is displayed correctly. Then I imported a book.txt, and both the knowledge graph and the mind map were displayed correctly. Blank graph:

Mind map is ok:

book.txt knowledge graph and mind map both ok:

Expected behavior

No response

Steps to reproduce

upload docx file and trunk by GraphRAG method

Additional information