ID:13953 VHDL Operator error at <location>: failed to evaluate call to operator "<name>"

CAUSE: In an expression at the specified location in a VHDL Design File (.vhd), you used the specified operator. However, Integrated Synthesis encountered an error while evaluating the operator.

ACTION: This message immediately follows the error message that caused the operator to fail. Use the previous error message to diagnose and correct the failure.