Joint Filing Agreement The undersigned agree that this Schedule 13G/A, and all amendments thereto and any Schedule 13D required to be filed, relating to the Common Shares of VERSO PAPER CORP. shall be filed jointly by the undersigned.

                                                                    Exhibit 99.1

                                          Joint Filing Agreement

      The undersigned agree that this Schedule 13G/A, and all amendments thereto
and any Schedule 13D required to be filed, relating to the Common Shares of
VERSO PAPER CORP. shall be filed jointly by the undersigned.

                                       OSPRAIE MANAGEMENT, LLC
                                       By:  Ospraie Holding I, L.P.,
                                            its Managing Member

                                       By:  Ospraie Management, Inc.,
                                            its General Partner

                                       By:  /s/  Xxxxxxx Xxxxxxxxx
                                            --------------------------
                                            Xxxxxxx Xxxxxxxxx
                                            Authorized Signatory


                                       OSPRAIE HOLDING I, L.P.
                                       By:  Ospraie Management, Inc.,
                                            its General Partner

                                       By:  /s/  Xxxxxxx Xxxxxxxxx
                                            --------------------------
                                            Xxxxxxx Xxxxxxxxx
                                            Authorized Signatory


                                       OSPRAIE MANAGEMENT, INC.,

                                       By:  /s/  Xxxxxxx Xxxxxxxxx
                                            --------------------------
                                            Xxxxxxx Xxxxxxxxx
                                            Authorized Signatory


                                       THE OSPRAIE PORTFOLIO LTD.

                                       By:  Ospraie Management, LLC,
                                            its Investment Manager

                                       By:  Ospraie Holding I, L.P.,
                                            its Managing Member

                                       By:  Ospraie Management, Inc.,
                                            its General Partner

                                       By:  /s/  Xxxxxxx Xxxxxxxxx
                                            --------------------------
                                            Xxxxxxx Xxxxxxxxx
                                            Authorized Signatory




                                       XXXXXX XXXXXXXX

                                       By:  /s/  Xxxxxxx Xxxxxxxxx
                                            --------------------------
                                            Xxxxxxx Xxxxxxxxx, Attorney-in-fact