Gary Leung

I have been facing a situation that an API I was requesting would have some retryable error especially with form-data requests. While with reusing the FormData instance in my request,...

[Bug]: packet decode error: MsgPush.PushGroupProMsg - runtime error: invalid memory address or nil pointer dereference. 详细信息已转储至文件 dumps/1658075982.dump 请连同日志提交给开发者处理

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### 请确保您已阅读以上注意事项，并勾选下方的确认框。 - [X] 我已经仔细阅读上述教程和 ["提问前需知"](https://forums.go-cqhttp.org/t/topic/141) - [X] 我已经使用 [dev分支版本](https://github.com/Mrs4s/go-cqhttp/actions/workflows/ci.yml) 测试过，问题依旧存在。 - [X] 我已经在 [Issue Tracker](https://github.com/Mrs4s/go-cqhttp/issues) 中找过我要提出的问题，没有找到相同问题的ISSUE。 - [X] 我已知晓并同意，此处仅用于汇报程序中存在的问题。若这个 Issue 是关于其他非程序本身问题，则我的 Issue 可能会被无条件自动关闭或/并锁定。（这些问题应当在 Discussion 板块提出。） ### go-cqhttp 版本 v1.0.0-rc3...

Fix 'I/O operation on closed file' and 'Form data has been processed already' upon redirect on multipart data

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## What do these changes do? Fix 'I/O operation on closed file' and 'Form data has been processed already' upon redirect on multipart data, based on the discussion in #6853...