The S7TIA driver makes use of a component to communicate with S7 1200 and S7 1500 family PLCs. For new releases of the TIA portal and new PLCs or replacement PLCs which make use of new firmware versions, the component may no longer allow communication.
This behavior has been modified. The component has been updated to version 6.0.2. This enables the PLC to communicate with the newer firmware 3.1.
To benefit from this fix: