How to remove 401 error with R12 sso sign on with iplanet as third part sun ldap

this error comes due to invalid character in the sync profile.To remove this you need to skip the record which is giving error and sync will continue .use tools to find out invalid character and inform iplanet admin to remove that to avoid this.
Also you can say ignore on error profile to true to skip if this error comes next time ..
search in metalink with 401 error , you will get reffrence....