请按照以下模版详细描述您遇到的问题：
当前服务器和客户端版本
9.0.16
操作过程（出现错误的操作步骤）
在另一台电脑上新安装seafile，无法同步云盘文件到本地。一直循环显示“文件列表下载中”，“文件下载中”和“网络错误”。
错误截图
错误日志
[01/28/26 12:37:23] Transfer failed.
[01/28/26 12:37:23] Transfer repo ‘422b0eeb’: (‘normal’, ‘data’) → (‘error’, ‘finished’)
[01/28/26 12:37:23] Transition clone state for 422b0eeb from [fetch] to [error]: Network error.
[01/28/26 12:37:25] Transition clone state for 422b0eeb from [error] to [check server].
[01/28/26 12:37:25] [01/28/26 12:37:25] Transition clone state for 422b0eeb from [check server] to [fetch].
Transfer repo ‘422b0eeb’: (‘normal’, ‘init’) → (‘normal’, ‘check’)
[01/28/26 12:37:25] Transfer repo ‘422b0eeb’: (‘normal’, ‘check’) → (‘normal’, ‘commit’)
[01/28/26 12:37:25] Transfer repo ‘422b0eeb’: (‘normal’, ‘commit’) → (‘normal’, ‘fs’)
[01/28/26 12:37:48] Transfer repo ‘422b0eeb’: (‘normal’, ‘fs’) → (‘normal’, ‘data’)
[01/28/26 12:37:50] Bad response code for GET https://box.nju.edu.cn/seafhttp/repo/422b0eeb-09ad-4d7a-ab1e-ac6210111639/block/0e8810e5d2d0e40ba3280c8a511c4024fc922aab: 500.
[01/28/26 12:37:50] Failed to get block 0e8810e5d2d0e40ba3280c8a511c4024fc922aab from server.