cifX device driver does not detect the previous version of the device driver under Win 7

The test has been made under Win 7 , 64 bit OS

V1.0.1.0 is installed over a fresh copy of Win 7, 64 bit OS. Then the new version (V1.0.3.0) of cifX Device driver is tried to be installed over the exist driver. The process is started and after several seconds is interrupted. An warning message is diplayed (Screenshot is attached).
Then is not possible to uninstalled manually the cifx device driver V1.0.1.0 from the Controll panel.
Check the Device Manager - the cifX card which were availiable with V1.0.1.0 are presented as Unknown devices.
In conclusion: The new version (V1.0.3.0) crashes cifX Device driver (V1.0.1.0) and is not possible to uninstalled (V1.0.1.0) or to install (V1.0.3.0).