dot: htmltable.c:1230: split: Assertion `x >= 1' failed.

Steps to reproduce

1. Install Gramps
2. Install Graph View
3. Run Gramps using Terminal
4. Load Database
5. Navigate to Charts/Graph View

Expected Behaviour

The Graph View should render a Graph for some selected Database Entries.

Actual Behaviour

The desired Graph will not be generated, and I receive the following Issue in the console-log; "dot: htmltable.c:1230: split: Assertion `x >= 1' failed."

OS Version

EndeavourOS Linux (Arch 64 bit) Rolling Release, latest packages

Graphviz Version

graphviz-12.1.2-1-x86_64.pkg.tar.zst causes the issue, while versions up to graphviz-12.1.1-1-x86_64.pkg.tar.zst work well.

Additional info

Corresponding Gramps Issue, with all the software versions and logs: https://gramps-project.org/bugs/view.php?id=13466