1) The error showed that you have not set the Questa executable path in the Quartus, go to Tools > Options > EDA Tool Options to setup the path. The path should similar to <path directory>/intelFPGA_lite/21.1/questa_fse/linux_x86_64
2) It seems license file environment variable is not set up yet.
You may checkout this forum post.
https://community.intel.com/t5/Intel-FPGA-Software-Installation/Guidelines-amp-Information-on-Questa-Intel-FPGA-Edition-Software/m-p/1329999
Best Regards,
Richard Tan
p/s: If any answer from the community or Intel Support are helpful, please feel free to give best answer or rate 9/10 survey.