EXHIBIT 10.6 AMENDMENT TO THE SHARE PURCHASE AGREEMENT Reference is made to that certain Share Purchase Agreement (the "Agreement") entered into as of July 20, 2001, by and among MetaSolv, Inc., a Delaware corporation (the "Company"), MetaSolv Canada Inc., a corporation incorporated under the laws of Nova Scotia and a wholly-owned subsidiary of the Company ("MetaSolv Canada"), MetaSolv Canada Holdings Inc., a corporation incorporated under the laws of Nova Scotia and a wholly-owned subsidiary of MetaSolv Canada ("MCH"), LAT45 (degree) Information Systems Inc., a corporation incorporated under the federal laws of Canada ("LAT45"), each of the shareholders of LAT45 and each of Joseph Hatchuel, Toufik Abdallah, Serge Bouhadana and Jean-Nicolas Guet. This Amendment to the Share Purchase Agreement (this "Amendment") is entered into as of August 20, 2001, by and between MCH and Joseph Hatchuel, the shareholders' representative appointed pursuant to Section 8.16 of the Agreement (the "Shareholders' Representative"). RECITALS: -------- A. MCH and the Shareholders' Representative wish to enter into this Amendment to amend and restate Schedule 6.2(b)(viii) to the Agreement in its entirety. B. Pursuant to Section 8.3 of the Agreement, the Agreement may be amended in writing by MCH and the Shareholders' Representative. NOW, THEREFORE, for valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto agree as follows: AGREEMENTS: ---------- 1. The parties hereto agree that Schedule 6.2(b)(viii) to the Agreement shall be amended and restated in its entirety to read as set forth on Exhibit A --------- hereto. 2. The parties hereto agree that, except as set forth above in paragraph 1, the Agreement shall remain unaffected and in full force and effect. [THE REMAINDER OF THIS PAGE IS INTENTIONALLY BLANK] 1 IN WITNESS WHEREOF, the parties hereto have executed this Amendment as of the date first above written. METASOLV CANADA HOLDINGS INC. By: /s/ Jonathan K. Hustis ---------------------- Name: Jonathan K. Hustis ---------------------- Title: Secretary ---------------------- SHAREHOLDERS' REPRESENTATIVE: /s/ Josepth Hatchuel -------------------- Joseph Hatchuel 2 EXHIBIT A Schedule 6.2(b)(viii) Name Number of Shares - ---- ---------------- Joseph Hatchuel 87,500 Toufik Abdallah 87,500 Serge Bouhadana 87,500 Jean-Nicolas Guet 87,500 Patrice Trudel 37,300 Toni Arcuri 33,300 Sarah Minciotti 33,300 Pascal Bouvry 20,300 Benoit Lemieux 18,000 Roland Younes 16,000 Sam Bouhadana 16,000 Tom Turnbull 13,000 Ignacio Troncoso 13,000 Eric Baelens 12,000 Ghada Boutanios 11,000 Aaron Minciotti 11,000 Miguel Figueroa 9,000 Marie Tremblay 2,500 Herve Francois 2,500 Toufik Issad 600 Nassim Fath Bouabcha 300 Paola Oriani 300 Fernando Gutierrez 200 Antoinette Giuffrida 200 Gilbert Cousineau 200 ------- Total 600,000 A-1