ID:136008 Clock settings "<name>" must have specified frequency

CAUSE: You directed the Waveform Editor to use the specified clock settings as a basis to draw vertical grid lines or to generate a count value; however, you did not specify a frequency for the specified clock settings. You cannot continue to draw vertical grid lines or to generate a count value based on the clock settings until you specify a frequency for the clock settings.

ACTION: Specify a frequency for the specified clock setting before using them as a basis to generate a count value.