Converting ONNX to HEF file error. ImportError: libhailort.so.4.20.0: cannot open shared object file: No such file or directory

I have been following a guide by cytron on converting an onnx file to hef. After fixing an error related to conflicting versions of numpy, I got another error related to hailo_platform:

After installing the HAiloRT python package the abbove error seems to be fixed, but now I am recieving the error shown below:

Any help fixing this would be greatly appreciated!