Starting from the Extensions (ttext1500m000) session

  1. In LN, select Tools > Application Extensibility > Extensions.
  2. Select the extension to debug.
  3. Select Actions > Start Debugger Workbench.
    Note: The extension is debugged in the context of the current selected activity. If no activity is selected, the committed version of the extension is debugged. If no activity is selected and the extension is not active, the extension cannot be debugged.