Bab value error

Hello People,

I have problem with vpn 3020, the error is the following:

%CONFIG-4-25: RPT=4: GET post-validation Bad Value Error on alIpLocDefRtPref.0. %CONFIG-5-17: RPT=42: Done writing configuration file, Bad Value Error.

After this error appear, i can not save the changes any more and i have the restart de vpn concentrator.

Any suggestion ?

Thks !!