I tired that not working :-(
The end points of the lines are not joined.See the drawing
I do not know why, but it can no be selected more than one entity .
as per the logfile you can sse it.
[ AutoCAD - Tue Jan 21 09:43:35 2020 ]----------------------------------------
Command: LOGFILEPATH
Enter new value for LOGFILEPATH, or . for none <"h:\">: *Cancel*
Command: *Cancel*
Command: LOGFILEON
Command:
Command:
Command: _pedit
Select polyline or [Multiple]:
Select polyline or [Multiple]:
Enter an option [Close/Join/Width/Edit vertex/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: J
Select objects: 1 found
Select objects:
0 segments added to polyline
Enter an option [Close/Join/Width/Edit vertex/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: J
Select objects: *Cancel*
Enter an option [Close/Join/Width/Edit vertex/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: *Cancel*
Command:
Command:
Command: _pedit
Select polyline or [Multiple]: m
Select objects: 1 found
Select objects: 1 found, 1 total
Select objects: 1 found, 1 total
Select objects: 1 found, 1 total
Select objects: 1 found, 1 total
Select objects:
Enter an option [Close/Open/Join/Width/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: J
Join Type = Extend
Enter fuzz distance or [Jointype] <0.1000>:
0 segments added to polyline
Enter an option [Close/Open/Join/Width/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: C
Enter an option [Close/Open/Join/Width/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: *Cancel*
Command:
Command: _erase
Select objects: 1 found
Select objects:
Command: *Cancel*
Command: *Cancel*
Command: _.undo Current settings: Auto = On, Control = All, Combine = Yes, Layer = Yes
Enter the number of operations to undo or [Auto/Control/BEgin/End/Mark/Back] <1>: 1 ERASE GROUP
Command: *Cancel*
Command: *Cancel*
Command: _.undo Current settings: Auto = On, Control = All, Combine = Yes, Layer = Yes
Enter the number of operations to undo or [Auto/Control/BEgin/End/Mark/Back] <1>: 1 Polyline Edit GROUP
Crossing Lasso Press Spacebar to cycle options
Command: Specify opposite corner or [Fence/WPolygon/CPolygon]:
Command: *Cancel*
Command: *Cancel*
Command:
Command:
Command: _pedit
Select polyline or [Multiple]: m
Select objects: all
3 found
Select objects:
Enter an option [Close/Open/Join/Width/Fit/Spline/Decurve/Ltype gen/Reverse/Undo]: *Cancel*
Command: *Cancel*
Command: MPEDIT
Initializing...
Select objects: 1 found
Select objects: 1 found, 1 total
Select objects: 1 found, 1 total
Select objects: *Cancel*
Command: *Cancel*
Command:
Automatic save to C:\Program Files (x86)\AutoCAD 2008\Support\join seperated lines _1_27415_4764.sv$ ...
Command:
Command:
Command:
Command: _copy
Select objects: Specify opposite corner: 1 found
Select objects: 1 found, 1 total
Select objects: 1 found, 1 total
Select objects: *Cancel*
Command: LOGFILEOFF