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Stability Matrix is unable to connect to comfyui backend #1419

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Description

@EkstraTuta

What happened?

When I start comfyui, I get an error message from Stability Matrix saying "Could not connect to backend - The JSON value could not be converted to System.Collections.Generic.List`1[System.String].Path: $ | LineNumber: 0 | BytePositionInLine: 7." Comfyui opens correctly, though, so all of it's standalone features work fine. Perhaps it has something to do with the latest Stability Matrix update?

Steps to reproduce

No response

Relevant logs

"Could not connect to backend - The JSON value could not be converted to System.Collections.Generic.List`1[System.String].Path: $ | LineNumber: 0 | BytePositionInLine: 7."

Version

v2.15.1

What Operating System are you using?

Windows

Activity

  1. mohnjiles commented on Oct 11, 2025

    @mohnjiles
    Member

    Hi, thanks for the report. Only the built-in Inference tab should be affected by that, so if you just use ComfyUI standalone it should be ok. Can see #1417 for more info, should have a fix soon™️

  2. linked a pull request that will close this issuev2.15.2 #1423on Oct 12, 2025
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