On picking the first panel the user is prompted ‘Pick panel to merge or <Esc> to finish:’. The rest of the panels to be merged may be picked from the 3D view.
Press Esc to terminate the picking process.
If Esc is pressed before at least one panel to merge has been picked, an error message is displayed.
Click OK on either of these abandons the merge process.
Click Yes to merge the highlighted panels, or click
No to abandon the merge.