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fix(document_service): prevent NoneType error on progress_msg.strip() (#16289)

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### What problem does this PR solve?

When I run RAGFlow_server.py:
```
2026-06-24 10:27:01,938 ERROR    3413485 fetch task exception
Traceback (most recent call last):
  File "/home/infiniflow/Documents/development/ragflow/api/db/services/document_service.py", line 948, in _sync_progress
    if t.progress_msg.strip():
       ^^^^^^^^^^^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'strip'

```

fixed: 
```python
if t.progress_msg.strip():

# fix:
if (t.progress_msg or "").strip():
```

Fix crash in `_sync_progress` when `progress_msg` is `None`.

#### Root Cause
`progress_msg` from task records can be `None`, causing:

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
This commit is contained in:
ちー
2026-06-24 13:07:40 +08:00
committed by GitHub
parent ba4021a9de
commit 5928b8b9ae
1 changed files with 1 additions and 1 deletions
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2
api/db/services/document_service.py
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@@ -945,7 +945,7 @@ class DocumentService(CommonService):
if t.progress == -1: if t.progress == -1:
bad += 1 bad += 1
prg += t.progress if t.progress >= 0 else 0 prg += t.progress if t.progress >= 0 else 0
if t.progress_msg.strip(): if (t.progress_msg or "").strip():
msg.append(t.progress_msg) msg.append(t.progress_msg)
priority = max(priority, t.priority) priority = max(priority, t.priority)
prg /= len(tsks) prg /= len(tsks)