<Message>
Error: There are multiple signals with role "export_1".
Components using hw.tcl package 14.0 and greater must specify unique signal roles.
while executing "add_interface_port conduit_end_0 coe_sld export Output 1"

Category: Quartus® Prime / Quartus II (Qsys)
Tool: Quartus Prime / Quartus II
device:-


When adding a new component in Qsys, if you want to conduit the signal of the component, you cannot use multiple Signal Types with the same name for one conduit.
From this message, it seems that Signal Type is set to export_1, but you can avoid this error by using different names.