Inconsistent number of columns in CSV?

We show the exact line that has too many or too few columns and how to fix it.

Result


        

Trust, Limits & Pricing

  • Files analyzed in memory only (no content stored).
  • Max file size: 10 MB.
  • Supported delimiters: , ; | TAB.
  • We stop at the first breaking error.
  • First analysis (line, cause, fix) is free.
  • Full report: $9.99.

Our CSV Repair Tools

Column Errors

  • Inconsistent column counts
  • Extra data after last column
  • Missing values on a row
  • Exact breaking line number

Delimiter & Quotes

  • Invalid delimiter (mixed separators)
  • Single-column files (wrong delimiter)
  • Unclosed quotes across lines
  • Quotes inside unquoted fields

Encoding & Fix

  • UTF-8 BOM / UTF-16 / Windows-1252
  • Non-UTF-8 files blocked before parsing
  • Cause in one sentence
  • Fix in one sentence

Example output

Line 143 has 7 columns instead of 6.
Cause: Unescaped delimiter inside a field.
Fix: Wrap the field in quotes or remove the extra delimiter.

FAQ

What causes inconsistent columns?

Extra delimiters, missing values, or unescaped quotes inside a field.

Which line number do you report?

We report the first line that violates the expected column count.

How do I fix it fast?

Quote the field with the delimiter or add the missing values.

How much is the full report?

The full report costs $9.99. The first analysis (line, cause, fix) is free.