For parts to connect in LDCad, you must add snap info to the file using LDCad's own snap meta commands.
You can also put these commands into a shadow file (say, if you want to add snap info to an existing library file).
You can edit snap info using a text editor, or in LDCad by activating part editing (if it's not already).
You can also put these commands into a shadow file (say, if you want to add snap info to an existing library file).
You can edit snap info using a text editor, or in LDCad by activating part editing (if it's not already).