### What problem does this PR solve? fix: remove Top K in retrieval testing #770 fix: if the document parsing fails, the error message returned by the backend is displayed. ### Type of change - [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve? fix: remove Top K in retrieval testing #770 fix: if the document parsing fails, the error message returned by the backend is displayed. ### Type of change - [x] Bug Fix (non-breaking change which fixes an issue)