Sorry for dual post but had no reply in smartphone developers

Error 1 The device security configuration disallowed the connection. Ensure
that you have the appropriate certificates on your device for development.
Review your SDK documentation for proper security settings for connecting to
this device. Device Connectivity Component


Just tried programming c# visual studio 2005 on an Imate SP5 smartphone
2005.

I got the above error.

Where do I go from here.
Is this a visual studio setting , phone setting??????????

Any help appreciated.

Steve W.