Link to download its demo version: http://www.project.recoverytoolbox.com/
OR ALTERNATIVE ACTIONS
Do the following:
1. Launch Microsoft Project Professional and log into Project Server
2. Open the project in question
3. Click File - Save As - Save As File
4. Save the project as an .mpp file
5. Log into PWA with administrator permissions
6. Click Admin - Clean Up Project Server Database
7. Delete the project and its associated SharePoint subweb
On the new Project Server instance, do the following:
1. Launch Microsoft Project Professional and log into Project Server
2. Click Tools - Enterprise Options - Import Project to Enterprise
3. Import the project
4. Click Collaborate - Publish - All Information
5. Click Collaborate - Publish - Republish Assignments
6. Select the "Overwrite actual work entered by resources" option
7. Click OK
Hope this helps.