Invalid opening or closing quote in CSV?

We find the exact line with the invalid quote 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 27 starts a quoted field but never closes it.
Cause: Unclosed quote (missing closing ").
Fix: Add the closing quote to the field.

FAQ

What counts as an invalid quote?

Unclosed quotes or quotes inside unquoted fields.

Can quotes span multiple lines?

Yes, but only when the field is properly quoted.

How do I fix it?

Escape quotes as double double-quotes or wrap the field in quotes.

How much is the full report?

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