Error: This application cannot be restored...(due to key combination pressed).

Error:

This application cannot be restored and will be terminated.

Cause:

ALT+TAB, ALT+ENTER, or ALT+ESC were pressed repeatedly while running an MS-DOS-based, graphic-based program.

Solution:

Refer this problem to a qualified computer technician or next-level support.
NOTE: To prevent this problem from happening in the future, do not press ALT+TAB, ALT+ENTER, or ALT+ESC repeatedly.