E4019 Names Errors
Names
cannot take a function reference to '%s'; builtin and stdlib functions are not first-class values
When this occurs
This error is triggered when: cannot take a function reference to '%s'; builtin and stdlib functions are not first-class values
Example error message
error[E4019]:
cannot take a function reference to '%s'; builtin and stdlib functions are not first-class values
How to fix
Review the error message and check your code at the indicated location. The message describes what went wrong — fix the underlying issue it identifies.
Related errors
No related errors.