TypeError: "Input port N expects AXI-Stream axis sidebands" - TypeError: "Input port N expects AXI-Stream axis sidebands" - 2026.1 English

TypeError: "Input port N expects AXI-Stream axis sidebands" - TypeError: "Input port N expects AXI-Stream axis sidebands" - 2026.1 English - UG1864

Vitis Functional Simulation User Guide (UG1864)

Document_ID

UG1864

Release_Date

2026-06-23

Version

2026.1 English

The kernel port expects an AXI4-Stream type, but the input varray does not have an axis config. Add axis using set_axis():

# Python — copy the suggested call from the error message
arr.set_axis(va.axis())

% MATLAB — same fix
arr.set_axis(varray.axis());