I have downloaded elbow curve workflow, but am getting this error in JFreeChart scatter plot..I am unable to install it as well, any advice
I am using knime 3.3.1
Placeholder node for missing "Scatter Plot (JFreeChart)".
Node "Scatter Plot (JFreeChart)" not available from extension "KNIME JFreeChart" (provided by "KNIME GmbH, Konstanz, Germany"; plugin "org.knime.ext.jfreechart" is not installed