Error:PLC 510: Too many input I/Os of type SSTL3I and SSTL3II are assigned to Bank <number>. Bank<number> can only have up to 40 input I/Os of type SSTL3I and SSTL3II.

You have assigned too many SSTL3I and SSTL3II input I/Os.

Action

Reduce the number of input I/Os below 40.