Consider this invalid code:
It is used to indicate that an invalid code has been dialed, or that all circuits (trunks) are busy and/or the call is unroutable.
Safety - A type system enables the compiler to detect meaningless or probably invalid code.
It will highlight any code that the linter deems to be invalid which will identify simple typos and invalid code as the user types.
The invalid code will be automatically highlighted by the linter, and click on the area of invalid code will provide information in the status bar that can identify the error.
(In fact, Drosnin's example of "Clinton" in his first book violated the basic Bible Code concept of "Minimality"; Drosnin's "Clinton" was a completely invalid "code").
Other off-site transfers are Section 6.2 sum of amounts with no code or invalid code.
New codes are expected to be released regularly - entering an invalid code yields a statement that the code in question does not work at this particular time.
Also, a limit has been put on how many invalid codes you can enter.
A short time later, Abel Horn uses a StellarCom station giving it a seeming invalid code, only for the screen to change to one shown at the mysterious group's headquarters.