I did the ‘spark k-means’ to cluster my data, then I finished, I want to extract the data for further analysis by using ‘table to spark’. However, I got error. I checked KNIME log but cannot find the solution:
Then I think maybe first fetch 100 rows to see the output of ‘spark k-means’ node, but it still did not work, as shown in KNIME log:
The error message said checking KNIME log, but I am still confused.
Can you help me to solve this problem? I want to see my output spark data from ‘spark k-means’ and ‘spark to table’ node.