ChilkatCrypt2.dll is a component used by AutoData for decryption and security purposes. During installation, this file should be automatically registered with Windows. However, due to modern Windows security features or installation script flaws, this process often fails, leaving the file in place but unusable. This leads directly to the error.

Quick troubleshooting, ranked by speed and impact

Autodata Runtime Error 217 at 00580d29 on Windows 10 is frequently caused by a failure to recognize the Sentinel security key or issues with registered DLL files Recommended Fixes Register the Cryptography DLL