Requirements Specification Prototype Design Implementation Testing Administration Documentation

When a precondition for an operation is not satisfied, Easy Grader will display an error message. The following is a list of possible error messages.

• File Operations:
  • Open:
    • The file extension is incorrect.
    • Invalid file, Unable to read file.
  • Save:
    • The file name in file space does not match.
  • Download Roster:
    • The username and/or password is incorrect.
    • Unable to establish connection with the server. The server may be offline.
  • Synchonize Roster:
    • The username and/or password is incorrect.
    • Unable to establish connection with the server. The server may be offline.
  • Submit Grades:
    • The username and/or password is incorrect.
    • Unable to establish connection with the server. The server may be offline.
  • Fetch Gradebook:
    • The username and/or password is incorrect.
    • Unable to establish connection with the server. The server may be offline.
• Graph Operations:
  • View Graph:
    • There is no data to create a graph
  • Change Threshold:
    • Threshold exceeds limits
• Edit Operations:
  • Undo:
    • There is no action to undo.
  • Redo:
    • There is no action to redo.
  • Cut:
    • There is nothing selected.
  • Copy:
    • There is nothing selected.
  • Paste:
    • There is nothing selected.
  • Find:
    • Please enter a string to search for.
  • Find Next:
    • Please enter a string to search for.
• Item Operations:
  • Add Item:
    • This item already exists in this gradebook.
  • Edit Item:
    • The item selected to be edited is not in this gradebook.
  • Delete Item:
    • The item selected to be deleted is not in this gradebook.
  • Group Items:
    • These items cannot be grouped into a category that already exists.
    • The items selected to be grouped are not in this gradebook.
  • Ungroup Items:
    • The item selected to be ungrouped is not in this gradebook.
    • The item selected to be ungrouped must be a category.
  • Collapse Item:
    • The item selected to be collapsed is not in this gradebook.
  • Expand Item:
    • The item selected to be expanded is not in this gradebook.
  • Hide Item:
    • The item selected to be hidden is not in this gradebook.
  • Show Item:
    • The item selected to be shown is not in this gradebook.
• Student Operations:
  • Add Student:
    • This student already exists in this section.
    • This student already exists in a group in this section.
  • Edit Student:
    • The student selected to be edited is not in this section.
  • Delete Student:
    • The student selected to be deleted is not in this section.
  • Group Students:
    • These students cannot be grouped into a group that already exists.
    • The students selected to be grouped are not in this section.
  • Ungroup Students:
    • The group selected to be ungrouped is not in this section.
  • Collapse Group:
    • The group selected to be collapsed is not in this section.
  • Expand Group:
    • The group selected to be expanded is not in this section.