Function Errors
dplyr column not found
Matches: Can't find column|Column .* doesn't exist
WHAT THIS ERROR MEANS
dplyr can't find a column you referenced by name. This usually means a typo or the column was removed in a prior step.
HOW TO FIX IT
1. Check available columns with names(df) or colnames(df).
2. Look for typos in the column name.
3. Make sure a prior step didn't rename or remove the column.
CODE EXAMPLES
BAD — THIS CAUSES THE ERROR
df %>% select(reveneu) # typo
GOOD — CORRECT APPROACH
df %>% select(revenue) # correct name
Still stuck?
Paste your code in RChat and the AI will fix this error in context.
RELATED FUNCTION ERRORS
Function not found R doesn't recognize the function you're trying to call. The package containing i...
Unused argument You passed an argument to a function that doesn't accept it. This often happens ...
Missing required argument A function requires a specific argument that you didn't provide, and there's no ...
Argument matched multiple times You provided the same argument twice — once by name and once by position, or use...