ive just installed my outlook and have set it up to retrieve mail from 2\neircom accounts but when i try to send and receieve i get the following\nmessage:\n\n\nTask 'joanne - Sending' reported error (0x80070057) : 'Could not complete\nthe operation. One or more parameter values are not valid.'\n\n\n\nTask 'joanne: Folder:Inbox Synchronizing headers.' reported error\n(0x80070057) : 'An unknown error has occurred. Please save any existing work\nand restart the program.'