State diagram containing cyclic edges in internal composite state does not render

[fwalch]

Description

A cyclic edge on a composite state works:

stateDiagram-v2
A --> A
state A {
  B
}

stateDiagram-v2
A --> A
state A {
  B
}

Loading

A cyclic edge on an internal state works as well:

stateDiagram-v2
A --> A
state A {
  B --> B
}

stateDiagram-v2
A --> A
state A {
  B --> B
}

Loading

A cyclic edge on an internal composite state does not:

stateDiagram-v2
A --> A
state A {
  B --> B
  state B {
    C
  }
}

stateDiagram-v2
A --> A
state A {
  B --> B
  state B {
    C
  }
}

Loading

Steps to reproduce

Paste the code above into the live editor. Instead of rendering the state diagram, the canvas stays blank. The console shows view fail TypeError: a is undefined.

Screenshots

No response

Code Sample

No response

Setup

• Mermaid version: v10.7.0 (live editor)
• Browser and Version: Firefox 121

Suggested Solutions

No response

Additional Context

Could be related to #3304.