An incorrect system clock will break the license validation.
How to Fix IBM SPSS Statistics 29 Error: No Licenses Found (ErrCode 1, Subcode 18) An incorrect system clock will break the license validation
Before contacting support, gather:
If the error persists, move on to the detailed solutions below. Subcode 18) Before contacting support
In some versions of SPSS Amos 29, the wizard erroneously checks for a "Version 28" string, causing a false error even if the product is actually licensed. 💻 Solutions for Windows gather: If the error persists
If all else fails, your installation may be deeply corrupted. A clean reinstall removes all traces.