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我已经改了参数和数据集，loss 也正常，但是测试测试不出东西

5

具体的参数等看我上一个问题 参数的修改，数据集的修改，都改了 收敛也正常，不知道那边出错了 there is more detail in my last question. i have chaged all the things,and train loss is normal. But i can't see angthing show on my pics...

In the workflow, the knowledge base can be directly selected through input parameters

15

### Self Checks - [X] I have searched for existing issues [search for existing issues](https://github.com/langgenius/dify/issues), including closed ones. - [X] I confirm that I am using English to submit this...

upload document embedding error & After deleting the failed document, the knowledge base will still retain the content of the failed document

3

### Self Checks - [X] This is only for bug report, if you would like to ask a question, please head to [Discussions](https://github.com/langgenius/dify/discussions/categories/general). - [X] I have searched for existing...

When using the knowledge base API to repeatedly delete and re upload files, after a certain number of times, it will cause the knowledge base node to be unable to query any data

8

### Self Checks - [X] This is only for bug report, if you would like to ask a question, please head to [Discussions](https://github.com/langgenius/dify/discussions/categories/general). - [X] I have searched for existing...