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answer-placeholder-1732085440997 is not a valid uuid. #6847

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opened 2026-02-21 18:17:35 -05:00 by yindo · 5 comments
yindo commented 2026-02-21 18:17:35 -05:00
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Originally created by @nowcoder-zhaozhen on GitHub (Nov 20, 2024).

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  • This is only for bug report, if you would like to ask a question, please head to Discussions.
  • I have searched for existing issues search for existing issues, including closed ones.
  • I confirm that I am using English to submit this report (我已阅读并同意 Language Policy).
  • [FOR CHINESE USERS] 请务必使用英文提交 Issue，否则会被关闭。谢谢！:）
  • Please do not modify this template :) and fill in all the required fields.

Dify version

0.10.1

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

1 Change the Docker Composer deployment to Kubernetes deployment and synchronize the database. Some studios have encountered errors, as shown in the picture. May I ask why this is

✔️ Expected Behavior

I hope to convert the dock compose type dify deployed on the server to k8s type deployment and ensure that data is not lost

❌ Actual Behavior

After the deployment type conversion, I didn't know what the purpose of weaviate was, so I didn't migrate to k8s. Just copied the PEM under the path/app/app/storage/privkeys/7d 4c33 d7-6bb8-476c a233-b9df 1d348b34 from Docker Compose to the pod of k8s

Originally created by @nowcoder-zhaozhen on GitHub (Nov 20, 2024). ### 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 0.10.1 ### Cloud or Self Hosted Self Hosted (Docker) ### Steps to reproduce <img width="453" alt="1" src="https://github.com/user-attachments/assets/2386e243-187a-425e-aac4-9e16e23b34ec"> Change the Docker Composer deployment to Kubernetes deployment and synchronize the database. Some studios have encountered errors, as shown in the picture. May I ask why this is ### ✔️ Expected Behavior I hope to convert the dock compose type dify deployed on the server to k8s type deployment and ensure that data is not lost ### ❌ Actual Behavior After the deployment type conversion, I didn't know what the purpose of weaviate was, so I didn't migrate to k8s. Just copied the PEM under the path/app/app/storage/privkeys/7d 4c33 d7-6bb8-476c a233-b9df 1d348b34 from Docker Compose to the pod of k8s
yindo added the 🐞 bug label 2026-02-21 18:17:35 -05:00
yindo closed this issue 2026-02-21 18:17:35 -05:00
yindo commented 2026-02-21 18:17:35 -05:00
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@dosubot[bot] commented on GitHub (Nov 20, 2024):

Hello, @nowcoder-zhaozhen! I'm here to help you with your GitHub issue. I can assist with bug solving, answering questions, and even guide you on how to become a contributor. Let's work together to resolve your issue!

The error you're encountering with the invalid UUID might be related to how Dify handles UUIDs in its database. Dify uses the PostgreSQL UUID type and relies on the uuid-ossp extension to generate UUIDs using the uuid_generate_v4() function. If this extension is not properly installed or enabled in your PostgreSQL database, it could lead to errors like the one you're seeing [1].

To resolve this, ensure that the uuid-ossp extension is installed and enabled in your PostgreSQL database. You can do this by executing the following SQL command:

CREATE EXTENSION IF NOT EXISTS "uuid-ossp";

Regarding the migration from Docker Compose to Kubernetes, it's important to understand the role of Weaviate in Dify's architecture. Weaviate acts as a vector database component, storing and managing vector embeddings of documents for efficient similarity searches. It interacts with other components by managing collections, performing data operations, and providing search capabilities [2].

For the migration, ensure that Weaviate is properly configured in your Kubernetes setup. This includes setting up the necessary environment variables and ensuring that the Weaviate service is correctly defined in your Kubernetes configuration. Additionally, make sure that any PEM files used for security configurations are correctly handled and transferred during the migration process.

If you haven't migrated Weaviate to Kubernetes, you might encounter issues related to missing vector database functionalities, which could affect the overall performance and capabilities of your Dify deployment.

To continue talking to Dosu, mention @dosu.

@dosubot[bot] commented on GitHub (Nov 20, 2024): <!-- Greeting --> Hello, @nowcoder-zhaozhen! I'm here to help you with your GitHub issue. I can assist with bug solving, answering questions, and even guide you on how to become a contributor. Let's work together to resolve your issue! <!-- Answer --> The error you're encountering with the invalid UUID might be related to how Dify handles UUIDs in its database. Dify uses the PostgreSQL UUID type and relies on the `uuid-ossp` extension to generate UUIDs using the `uuid_generate_v4()` function. If this extension is not properly installed or enabled in your PostgreSQL database, it could lead to errors like the one you're seeing <sup>[[1]](https://github.com/langgenius/dify/blob/main/api/migrations/versions/64b051264f32_init.py)</sup>. To resolve this, ensure that the `uuid-ossp` extension is installed and enabled in your PostgreSQL database. You can do this by executing the following SQL command: ```sql CREATE EXTENSION IF NOT EXISTS "uuid-ossp"; ``` Regarding the migration from Docker Compose to Kubernetes, it's important to understand the role of Weaviate in Dify's architecture. Weaviate acts as a vector database component, storing and managing vector embeddings of documents for efficient similarity searches. It interacts with other components by managing collections, performing data operations, and providing search capabilities <sup>[[2]](https://github.com/langgenius/dify/blob/main/api/core/rag/datasource/vdb/weaviate/weaviate_vector.py)</sup>. For the migration, ensure that Weaviate is properly configured in your Kubernetes setup. This includes setting up the necessary environment variables and ensuring that the Weaviate service is correctly defined in your Kubernetes configuration. Additionally, make sure that any PEM files used for security configurations are correctly handled and transferred during the migration process. If you haven't migrated Weaviate to Kubernetes, you might encounter issues related to missing vector database functionalities, which could affect the overall performance and capabilities of your Dify deployment. <!-- Dosu Comment Footer --> *To continue talking to [Dosu](https://dosu.dev), mention @dosu.*
yindo commented 2026-02-21 18:17:36 -05:00
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@crazywoola commented on GitHub (Nov 20, 2024):

This issue has been resolved in our latest version.

@crazywoola commented on GitHub (Nov 20, 2024): This issue has been resolved in our latest version.
yindo commented 2026-02-21 18:17:36 -05:00
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@nowcoder-zhaozhen commented on GitHub (Nov 20, 2024):

I upgraded to the latest version and when I tried to query again, there were no more errors (answer-placeholder 1732085440997 is not a valid uuid.), but nothing was returned. I went to check the logs of DIY API and found this: Exception: Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}.
2024-11-20 09:33:08,893.893 ERROR [Dummy-29] [base_app_generate_response_converter.py:131] - Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}.

@nowcoder-zhaozhen commented on GitHub (Nov 20, 2024): I upgraded to the latest version and when I tried to query again, there were no more errors (answer-placeholder 1732085440997 is not a valid uuid.), but nothing was returned. I went to check the logs of DIY API and found this: Exception: Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}. 2024-11-20 09:33:08,893.893 ERROR [Dummy-29] [base_app_generate_response_converter.py:131] - Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}.
yindo commented 2026-02-21 18:17:36 -05:00
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@nowcoder-zhaozhen commented on GitHub (Nov 20, 2024):

CREATE EXTENSION IF NOT EXISTS "uuid-ossp"; It has been executed and confirmed successfully, but the error still persists. So I upgraded DIY to the latest version, but DIY API encountered an error: Exception: Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}.
2024-11-20 09:33:08,893.893 ERROR [Dummy-29] [base_app_generate_response_converter.py:131] - Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}.

@nowcoder-zhaozhen commented on GitHub (Nov 20, 2024): CREATE EXTENSION IF NOT EXISTS "uuid-ossp"; It has been executed and confirmed successfully, but the error still persists. So I upgraded DIY to the latest version, but DIY API encountered an error: Exception: Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}. 2024-11-20 09:33:08,893.893 ERROR [Dummy-29] [base_app_generate_response_converter.py:131] - Query was not successful! Unexpected status code: 422, with response body: {'error': [{'message': 'no graphql provider present, this is most likely because no schema is present. Import a schema first!'}]}.
yindo commented 2026-02-21 18:17:36 -05:00
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@nowcoder-zhaozhen commented on GitHub (Nov 20, 2024):

I plan to deploy a new dify-0.11.2 on k8s. How can I synchronize the Docker Compose data deployed on the old server? PostgreSQL can synchronize databases, but how does Wiviate synchronize data? Are there any other data that needs to be synchronized besides Wiviate

@nowcoder-zhaozhen commented on GitHub (Nov 20, 2024): I plan to deploy a new dify-0.11.2 on k8s. How can I synchronize the Docker Compose data deployed on the old server? PostgreSQL can synchronize databases, but how does Wiviate synchronize data? Are there any other data that needs to be synchronized besides Wiviate
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