The iWork is the Office suite for the Mac system with which you can create and edit various types of document files, presentations and the spread sheet. These files generally contain valuable information that are very necessary for your work. So you would be in lot of tension when the iWork File not Opening. The possible reason for this is that the files have gone corrupted where the corruption has its own causes. The iWork has the autorecovery option to deal with the iWork File not Opening issue which happened due to abrupt closing. It will provide the list of files from where you can restore them. However the restoration will be partial and some amount of data will be lost. You can also try to use the time machine back that can restore the previously saved copy of the file but the problem is same and it is not always effective. So for complete recovery you can use the iWork recovery software that has the capability to scan and find all the iWork files that are corrupted and present them in the preview. You should download the software and use it for the fix iWork File not Opening problem. So get it now.