I'll assume you have the latest Date module version installed, 6.x-2.10. There is a similar issue in the module's queue here. Run phpinfo() and see if Memcached is installed on your new server. If not, installing the extension could possibly solve your problem.

I'll assume you have the latest Date module version installed, 6.x-2.10. There is a similar issue in the module's queue here. Run phpinfo() and see if Memcached is installed on your new server. Uninstalling the extension could possibly solve your problem.