ID:10132 Verilog HDL error at <location>: part-select has negative size, but must use zero or more bits

CAUSE: In a Verilog Design File (.v) at the specified location, you have used a part-select of a vector with a negative size. However, the part-select must select at least zero or more bits.

ACTION: Make sure all part-selects in the design select a partial array of zero or more bits of their vector.