*.lib files are large (often 2GB+). If your internet connection drops during download, the binary Liberty (.bin) files may corrupt. Fix: Use rsync or check MD5 checksums provided on TSMC-Online.
While ASAP 7 is nominally a 7nm predictive kit, the open-source community often uses simplified "fake" 45nm or 65nm libraries for educational tool flow testing (such as the ). tsmc 65nm standard cell library download