REBOL 3 Docs Guide Concepts Functions Datatypes Errors
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REBOL 3 Errors: invalid-arg

This is a generic error for handling values that were used improperly. For instance, when a set-word is used inside of a function's specification block.


["Invalid argument:" :arg1]


filter-error try [f: func [word:][probe word]]
** Script Error: Invalid argument: word
** Where: func [word:] [probe word]

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