Markers are objects that may be associated with Workbench resources.  There are many uses of markers in the Workbench.  The three main uses of markers in the Workbench are:

Markers are shown in a marker view (Tasks, Problems or Bookmark view) or on the marker bar in the editor area.

The following sections give more detail on each of these marker types.


A task marker represents a work item. There are two kinds of tasks:

Both of these task types appear in the Tasks view.


Problem markers represent invalid states and are categorized as follows..

Problems are shown in the Problems view.


Bookmarks place an anchor either at a specific line in a resource or on the resource itself. They are shown in the Bookmarks view.

Related concepts
Tasks view
Problems view

Related tasks
Creating a bookmark within a file
Creating a bookmark for an entire file