ID:268017 Cannot perform action -- SignalTap II Logic Analyzer data acquisition is in progress

CAUSE: You tried to close the SignalTap II Logic Analyzer or tried to start a compilation. However, the Quartus Prime software cannot perform these actions while the SignalTap II Logic Analyzer is acquiring data.

ACTION: Click OK to close the message dialog box. To close the SignalTap II Logic Analyzer or to start a compilation, stop the data acquisition or wait for data acquisition to complete before trying the action again.