Hi,
Check to see if the "php_dba" extension is enabled.
NOTE:
a. This will cause the WAMP server to restart - watch the WAMP Server icon in the task bar.
b. Not necessary, but close your browser and clear any cookies - just to make sure. Then, retry.
Click <not right-click> on the "WAMP Server" icon in the task bar - hover on "PHP" > "PHP
Forum:
WampServer English