┌──────────────────────────────────┐
 │ Invalid floating point operation │
 └──────────────────────────────────┘

 ■ The real value passed to Trunc or Round
   could not be converted to an Integer
   within the Longint range (-2147483648 to
   2147483647).

 ■ The argument passed to the Sqrt function
   was negative.

 ■ The argument passed to the Ln function was
   zero or negative.

 ■ An 8087 stack overflow occurred.