Loop step errors
The errors on this page relate to the Loop through data step. Most loop errors are caused by a step inside the loop failing on every iteration, not by the loop itself.
Error in all rows of loop
Error: Error in all rows of loop. The error appears with the underlying message appended, for example Error in all rows of loop, your chosen selectors have failed to find any content on page.
Problem: A step inside the Loop through data step failed on every iteration. The text after the comma is the actual error from the failing inner step. The wrapping "Error in all rows of loop" prefix tells you the failure is consistent rather than intermittent.
Fix: Look up the underlying error in its specific section: