I am going through the Introduction to Vivado tutorial in (UG888).
I have opened my Tcl file in the Vivado Text Editor and then executed it by right clicking and selecting "Run Tcl". However, after I do so, the Vivado IDE is no longer responding.
It hangs at the following stage:
Running "source my_script.tcl" in the Tcl console works without issues.
The script runs without issue if sourced from the Tcl console.
This issue is resolved in Vivado 2016.2.