Ensure you are using a version of Vivado that is compatible with your version of MATLAB.
If still not working.
- On Windows: ensure you have your $PATH correct. This is generally done for you when running the wizard.
- On Linux: either set LD_LIBRARY_PATH as-needed before starting MATLAB or use "ldconfig" for one-time setup for a specific machine when you have sudo access.
- See this doc for more details: https://www.mathworks.com/help/hdlverifier/ug/startup-for-hdl-cosimulation.html?searchHighlight=ldconfig&s_tid=srchtitle_support_results_1_ldconfig#bt9u4xl-6