Follow these steps to restore the build properties to have a factory-default configuration, or to revert to a last-known working build configuration:
- Select the project for which you want to modify the build settings in the Project Explorer view.
- Select . The Properties for <project> view appears. The left panel of the view has a properties list. This list shows the build properties that apply to the current project.
- Click the Restore Defaults button.
- When you finish restoring the build settings, click OK to save and close the Properties for <project> view.