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MLError()

  • longMLError(MLINKlink) returns a constant identifying the last error to occur on link, or 0 if none has occurred since the previous call to MLClearError().
  • You can get a textual description of errors by calling MLErrorMessage().
  • Constants corresponding to standard MathLink errors are defined in mathlink.h.
  • See the Mathematica book: Section 2.12.13.