Common Warnings

Deprecated function

Matches: is deprecated

WHAT THIS ERROR MEANS

You're using a function or argument that has been replaced by a newer alternative. It still works but may be removed in future versions.

1. Read the warning message for the recommended replacement.

2. Update your code to use the new function.

3. Check the package changelog for migration guides.

BAD — THIS CAUSES THE ERROR

df %>% summarise_each(funs(mean))  # deprecated

GOOD — CORRECT APPROACH

df %>% summarise(across(everything(), mean))

Paste your code in RChat and the AI will fix this error in context.