xlsx file open error

[enddlesswm]

A *.xlsx open normaly in local pc but get a broken xlsx file throught FileResponse. And do not find any error code in this code:

try:
    tmp_file = StaticsConfig().ExcelTemplateFilePath
    if not os.path.exists(tmp_file):
        log.error(
            f"download_example_excel_file error: Standard Template file not found {tmp_file} ")
        raise HTTPException(status_code=404, detail="Standard Template file not found")
    file_name = os.path.basename(tmp_file)
    headers = {'Content-Disposition': f'attachment; filename="{file_name}"'}
    return FileResponse(tmp_file, headers=headers)
except Exception as e:
    log.error(f"download_example_excel_file error")
    return JSONResponse(
        status_code=500,
        content={"code": 1, "msg": "Internal server error"},
    )

Important

• We're using Polar.sh so you can upvote and help fund this issue.
• We receive the funding once the issue is completed & confirmed by you.
• Thank you in advance for helping prioritize & fund our backlog.