The document discusses new debugging features in UiPath 2019.7, including a watch panel, run to feature, step out, enhanced breakpoints, and tracepoints. It also covers how to perform lookups in UiPath using the Lookup DataTable activity, which allows searching for values in a data table and returning cell values or row indexes. The activity requires the UiPath.System.Activities package and works on versions 2018.2 and above.