- You can download our open source iMX6Rex projects:
https://www.imx6rex.com/- warnings and errors with ports: Altium is not good in this. For special situations (e.g. multiple input ports) I often set I/O Type to: Unspecified
- Duplicate netname: that may be caused by your global scope net setting
- Offgrid: when drawing schematic, always use 100mil grid (possibly 50mill). Do not use other grids. Also, in schematic symbol library, always use 100mil grid for pins. That will fix off grid problem.