Please be sure you are copying the command correctly.
You can copy the command by simply highlighting the text in your browser and hitting CTRL+C. Then at the Command Prompt (the black window with white letters) right-click and select “Paste”.
CTRL+V will not work.
Many players forget or improperly copy the command. The most common cause of this is forgetting the open paren which looks like this: (
If the command failed to run even after double checking for the missing paren please submit a screen capture of you inputting the command and it failing. This will help us to identify your specific problem with the command.
NOTE: Depending on your connection, the trace may take 5-15 minutes to run completely. You can tell that it is finished when your prompt looks like this: