Using HTTP in the iteration nodes of chatflow and workflow will result in errors #13492

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opened 2026-02-21 19:12:23 -05:00 by yindo · 3 comments
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Originally created by @slajdfk on GitHub (Apr 28, 2025).

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  • This is only for bug report, if you would like to ask a question, please head to Discussions.
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  • [FOR CHINESE USERS] 请务必使用英文提交 Issue,否则会被关闭。谢谢!:)
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Dify version

1.3.0

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

Using HTTP in the iteration nodes of chatflow and workflow will result in errors

✔️ Expected Behavior

No response

Actual Behavior

No response

Originally created by @slajdfk on GitHub (Apr 28, 2025). ### Self Checks - [x] This is only for bug report, if you would like to ask a question, please head to [Discussions](https://github.com/langgenius/dify/discussions/categories/general). - [x] I have searched for existing issues [search for existing issues](https://github.com/langgenius/dify/issues), including closed ones. - [x] I confirm that I am using English to submit this report (我已阅读并同意 [Language Policy](https://github.com/langgenius/dify/issues/1542)). - [x] [FOR CHINESE USERS] 请务必使用英文提交 Issue,否则会被关闭。谢谢!:) - [x] Please do not modify this template :) and fill in all the required fields. ### Dify version 1.3.0 ### Cloud or Self Hosted Self Hosted (Docker) ### Steps to reproduce Using HTTP in the iteration nodes of chatflow and workflow will result in errors ### ✔️ Expected Behavior _No response_ ### ❌ Actual Behavior _No response_
yindo closed this issue 2026-02-21 19:12:23 -05:00
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@dosubot[bot] commented on GitHub (Apr 28, 2025):

To address errors when using HTTP in the iteration nodes of chatflow and workflow in Dify version 1.3.0, consider the following solutions:

  1. Authorization Configuration Error: Ensure authentication details are correctly configured in the HTTP request node, including headers and query parameters.

  2. File Fetch Error: Verify that file variables are correctly set and accessible. Ensure files from responses are automatically saved for subsequent steps.

  3. Invalid HTTP Method Error: Confirm the request method is one of the supported methods: GET, HEAD, POST, PUT, PATCH, or DELETE.

  4. Response Size Error: Check that the HTTP response size does not exceed the 10MB limit.

  5. HTTP Response Code Error: Handle non-2xx response codes appropriately by enabling exception handling and configuring error handling settings to manage status codes like 400, 404, or 500. Set retry policies for failed requests.

Additionally, enable automatic retries and error handling configurations. Adjust the maximum number of retries and the interval between retries to set an effective retry strategy [1][2][3].

I found similar threads discussing HTTP request issues:

These discussions might provide additional insights or solutions relevant to your issue.

To continue talking to Dosu, mention @dosu.


Help Dosu learn! Give it feedback: Great Response | Irrelevant Answer | Incorrect Sources | Too Verbose | Hallucination | Bug Report | Other

@dosubot[bot] commented on GitHub (Apr 28, 2025): <!-- Answer --> To address errors when using HTTP in the iteration nodes of chatflow and workflow in Dify version 1.3.0, consider the following solutions: 1. **Authorization Configuration Error:** Ensure authentication details are correctly configured in the HTTP request node, including headers and query parameters. 2. **File Fetch Error:** Verify that file variables are correctly set and accessible. Ensure files from responses are automatically saved for subsequent steps. 3. **Invalid HTTP Method Error:** Confirm the request method is one of the supported methods: GET, HEAD, POST, PUT, PATCH, or DELETE. 4. **Response Size Error:** Check that the HTTP response size does not exceed the 10MB limit. 5. **HTTP Response Code Error:** Handle non-2xx response codes appropriately by enabling exception handling and configuring error handling settings to manage status codes like 400, 404, or 500. Set retry policies for failed requests. Additionally, enable automatic retries and error handling configurations. Adjust the maximum number of retries and the interval between retries to set an effective retry strategy <sup>[[1]](https://github.com/langgenius/dify-docs/blob/main/zh_CN/guides/workflow/error-handling/error-type.md)</sup><sup>[[2]](https://github.com/langgenius/dify-docs/blob/main/jp/guides/workflow/node/http-request.md)</sup><sup>[[3]](https://github.com/langgenius/dify-docs/blob/main/en/guides/workflow/node/http-request.md)</sup>. I found similar threads discussing HTTP request issues: - [Node HTTP Request run failed: Reached maximum retries (3) for URL](https://github.com/langgenius/dify/discussions/6968) (open) <sup>[[4]](https://github.com/langgenius/dify/discussions/6968)</sup>. - [Invalid built-in variables for iteration](https://github.com/langgenius/dify/discussions/11578) (open) <sup>[[5]](https://github.com/langgenius/dify/discussions/11578)</sup>. These discussions might provide additional insights or solutions relevant to your issue. <!-- Dosu Comment Footer --> *To continue talking to [Dosu](https://dosu.dev), mention @dosu.* --- <sup>Help Dosu learn! Give it feedback: [Great Response](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=great_response) | [Irrelevant Answer](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=irrelevant_answer) | [Incorrect Sources](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=incorrect_sources) | [Too Verbose](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=too_verbose) | [Hallucination](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=hallucination) | [Bug Report](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=bug_report) | [Other](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=other)</sup>
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@slajdfk commented on GitHub (Apr 28, 2025):

When adding an HTTP node in the iteration node, the page will immediately crash

针对 Dify 1.3.0 版本中 chatflow 和 workflow 迭代节点使用 HTTP 时出现错误的问题,请考虑以下解决方案:

  1. **授权配置错误:**确保在 HTTP 请求节点中正确配置身份验证详细信息,包括标头和查询参数。
  2. **文件获取错误:**请验证文件变量是否已正确设置且可访问。确保响应中的文件已自动保存,以便后续步骤使用。
  3. **无效的 HTTP 方法错误:**确认请求方法是支持的方法之一:GET、HEAD、POST、PUT、PATCH 或 DELETE。
  4. **响应大小错误:**检查 HTTP 响应大小是否超过 10MB 的限制。
  5. **HTTP 响应代码错误:**通过启用异常处理和配置错误处理设置来管理状态代码(如 400、404 或 500),从而适当地处理非 2xx 响应代码。为失败的请求设置重试策略。

此外,启用自动重试和错误处理配置。调整最大重试次数和重试间隔,以设置有效的重试策略[1] [2] [3]

我发现了讨论 HTTP 请求问题的类似帖子:

这些讨论可能会提供与您的问题相关的额外见解或解决方案。

要继续与Dosu交谈,请提及@dosu

帮助 Dosu 学习!提供反馈:精彩回复|不相关的答案|来源错误|内容过于冗长|幻觉|错误报告|其他

When adding an HTTP node in the iteration node, the page will immediately crash

@slajdfk commented on GitHub (Apr 28, 2025): When adding an HTTP node in the iteration node, the page will immediately crash > 针对 Dify 1.3.0 版本中 chatflow 和 workflow 迭代节点使用 HTTP 时出现错误的问题,请考虑以下解决方案: > > 1. **授权配置错误:**确保在 HTTP 请求节点中正确配置身份验证详细信息,包括标头和查询参数。 > 2. **文件获取错误:**请验证文件变量是否已正确设置且可访问。确保响应中的文件已自动保存,以便后续步骤使用。 > 3. **无效的 HTTP 方法错误:**确认请求方法是支持的方法之一:GET、HEAD、POST、PUT、PATCH 或 DELETE。 > 4. **响应大小错误:**检查 HTTP 响应大小是否超过 10MB 的限制。 > 5. **HTTP 响应代码错误:**通过启用异常处理和配置错误处理设置来管理状态代码(如 400、404 或 500),从而适当地处理非 2xx 响应代码。为失败的请求设置重试策略。 > > 此外,启用自动重试和错误处理配置。调整最大重试次数和重试间隔,以设置有效的重试策略[[1] ](https://github.com/langgenius/dify-docs/blob/main/zh_CN/guides/workflow/error-handling/error-type.md)[[2] ](https://github.com/langgenius/dify-docs/blob/main/jp/guides/workflow/node/http-request.md)[[3]](https://github.com/langgenius/dify-docs/blob/main/en/guides/workflow/node/http-request.md)。 > > 我发现了讨论 HTTP 请求问题的类似帖子: > > * [Node HTTP 请求运行失败: 已达到 URL](https://github.com/langgenius/dify/discussions/6968) (打开) [[4]](https://github.com/langgenius/dify/discussions/6968)的最大重试次数 (3) 。 > * [迭代的内置变量无效](https://github.com/langgenius/dify/discussions/11578)(打开)[[5]](https://github.com/langgenius/dify/discussions/11578)。 > > 这些讨论可能会提供与您的问题相关的额外见解或解决方案。 > > _要继续与[Dosu](https://dosu.dev)交谈,请提及[@dosu](https://github.com/dosu)。_ > > 帮助 Dosu 学习!提供反馈:[精彩回复](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=great_response)|[不相关的答案](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=irrelevant_answer)|[来源错误](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=incorrect_sources)|[内容过于冗长](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=too_verbose)|[幻觉](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=hallucination)|[错误报告](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=bug_report)|[其他](https://app.dosu.dev/response-feedback/ead61772-2969-40fd-bb77-e354144a7a01?feedback_type=other) When adding an HTTP node in the iteration node, the page will immediately crash
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@crazywoola commented on GitHub (Apr 29, 2025):

Duplicated, fixed in v1.3.1

https://github.com/langgenius/dify/blob/0277a37fcad5ad86aeb239485c27fffd5cd90043/CONTRIBUTING.md#L23-L33

@crazywoola commented on GitHub (Apr 29, 2025): Duplicated, fixed in v1.3.1 https://github.com/langgenius/dify/blob/0277a37fcad5ad86aeb239485c27fffd5cd90043/CONTRIBUTING.md#L23-L33
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Reference: langgenius/dify#13492