Do you have the StarUML 5.0.3.1617 original installation files?
Sorry for interrupting. I did wrong. It was necessary to start the beginning of the line not with the inscription, but with the head of a little man. In this case, no error occurs.
I have error in Windows 10. I replaced exe in the original distribution as it had the same problem, but it was possible to draw multiple lines before the error occurred.
Windows 10 There is a topic with the same name for another diagram. https://sourceforge.net/p/whitestaruml/tickets/27/
I am getting an error when I want to draw arrows. In StarUML1 there is the same error, but it does not occur immediately, but it is possible to draw from one to three lines.
There is a topic with the same name for another diagram. https://sourceforge.net/p/whitestaruml/tickets/27/
How to use?
NTFS USB dis disk