问题一NLTK 资源缺失**********************************************************************Resource wordnet not found.Please use the NLTK Downloader to obtain the resource: import nltk nltk.download(wordnet)For more information see: https://www.nltk.org/data.htmlAttempted to load corpora/wordnetSearched in:- ./nltk_data- /root/nltk_data- /home/lyx/RAG/ragflow/.venv/nltk_data- /home/lyx/RAG/ragflow/.venv/share/nltk_data- /home/lyx/RAG/ragflow/.venv/lib/nltk_data- /usr/share/nltk_data- /usr/local/share/nltk_data- /usr/lib/nltk_data- /usr/local/lib/nltk_data**********************************************************************解决进入你的虚拟环境后执行python -m nltk.downloader wordnet omw-1.4 punkt问题二updown_concat_xgb.model缺失0.26.2版本中使用DeepDOC切片时会出现ragflow/rag/res/deepdoc/updown_concat_xgb.model: No such file or directory原因是0.26.x版本已经不需要updown_concat_xgb.model但代码没有更新在ragflow/deepdoc/parser/pdf_parser.py中改为None即可try: model_dir os.path.join(get_project_base_directory(), rag/res/deepdoc) # self.updown_cnt_mdl.load_model(os.path.join(model_dir, updown_concat_xgb.model)) self.updown_cnt_mdl None except Exception: model_dir snapshot_download(repo_idInfiniFlow/text_concat_xgb_v1.0, local_diros.path.join(get_project_base_directory(), rag/res/deepdoc)) # self.updown_cnt_mdl.load_model(os.path.join(model_dir, updown_concat_xgb.model)) self.updown_cnt_mdl None