How to resolve the failure of installing the Dify Version 1.11.1 installation tool plugin?

Has anyone encountered the issue where the Dify latest version 1.11.1 fails to install tool plugins after deployment?

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Tried changing the software source to Tsinghua University and Alibaba Cloud, but still getting the same error.

The issue has finally been resolved, caused by the inconsistency between the MTU values of Docker and the host machine. When Docker accesses HTTPS websites, packets exceeding the host’s MTU value are dropped. The symptom was that HTTP protocol could be accessed within Docker, but HTTPS protocol access failed, resulting in inability to connect to Python’s software repository.

So how should that be resolved? I’m having the same problem and haven’t solved it yet.

There’s a temporary solution: first, download the plugin locally, then upload it to Dify.