Go to the middle of the panel in the far left window. Click the exclamation mark, this will lead you to view the problems, which makes it easy to navigate through all your problems. You can also right-click on a problem and ask it to go to the problem navigator.
For more tips, enter questions about viewing issues in the navigator in the help panel, and their tutorial
You can also just hover over a problem for a more complete description, this only works if the message is really truncated with ellipsis.
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