Description
Due to a problem in the Quartus® Prime software version 15.0 and earlier, you may see that your .qsys file contains the following element repeated many times.
element <Qsys system name>
{
datum _originalDeviceFamily
{
value = "<device family>";
type = "String";
}
}
Resolution
This problem has been fixed beginning with version 15.1 of the Quartus Prime software.