Ntaskldr using 100% CPU on T21 laptop

I have a client that is reporting a problem with ntaskldr running every 12PM and it utilizes 100% CPU usage. Any ideas why this happens? Full text index was checked.

Please help. Thanks in advance.

Subject: ntaskldr using 100% CPU on T21 laptop

This task performs all background operations on the client: replication, background agents, and so forth.