Troubleshooting Error 67: A Complete Guide to Fixing Pandoc Document Conversion Failures

Pandoc is a powerful document converter that supports various formats, such as Markdown, HTML, LaTeX, and more. However, while using Pandoc, you might encounter Error 67 during the document conversion process. This guide aims to provide a comprehensive understanding of Error 67, its causes, and how to resolve it.

Table of Contents

  1. Understanding Error 67
  2. Common Causes of Error 67
  3. How to Fix Error 67
  4. FAQs

Understanding Error 67

Error 67 occurs when Pandoc encounters a problem during the document conversion process that prevents it from successfully completing the conversion. The error message might look like this:

pandoc: Error producing PDF
Error 67

This error can be frustrating, but understanding its causes and knowing how to troubleshoot it can save you time and effort.

Common Causes of Error 67

Some common causes of Error 67 in Pandoc include:

  1. Missing or incompatible LaTeX packages
  2. Incorrect syntax or formatting in the source document
  3. Misconfigured Pandoc settings or options
  4. Unsupported input or output formats

How to Fix Error 67

Step 1: Identify the Cause

To fix Error 67, you must first identify its cause. Review the error message and any additional information provided by Pandoc to pinpoint the issue. You can also use the --verbose flag with the Pandoc command to get more detailed output.

pandoc --verbose -o output.pdf

Step 2: Resolve the Issue

Once you have identified the cause of Error 67, you can take the appropriate steps to resolve it:

Missing or incompatible LaTeX packages: Ensure that you have all the required LaTeX packages installed and that they are compatible with your system. You can check the official LaTeX package repository for package information and updates.

Incorrect syntax or formatting in the source document: Review your source document and correct any syntax or formatting errors. You can use online tools like Markdown Lint or LaTeX Lint to help identify and fix issues.

Misconfigured Pandoc settings or options: Check your Pandoc command and configuration files to ensure that you are using the correct settings and options for your document conversion. Refer to the official Pandoc documentation for guidance.

  1. Unsupported input or output formats: Verify that the input and output formats you are using are supported by Pandoc. A list of supported formats can be found in the official Pandoc documentation.

Step 3: Test the Solution

After resolving the issue, run the Pandoc command again to ensure that Error 67 has been fixed. If the error persists, repeat Steps 1-3 to identify and resolve any other issues.


1. How do I install missing LaTeX packages?

To install missing LaTeX packages, you can use the package manager for your LaTeX distribution, such as tlmgr for TeX Live or MikTeX Console for MikTeX. For example, to install the geometry package using tlmgr, you would run the following command:

tlmgr install geometry

2. How do I update Pandoc to the latest version?

To update Pandoc, you can use a package manager like brew for macOS, choco for Windows, or apt for Ubuntu. For example, to update Pandoc using Homebrew on macOS, you would run the following command:

brew update && brew upgrade pandoc

Alternatively, you can download the latest version of Pandoc from the official website and follow the installation instructions for your platform.

3. Can I use custom templates with Pandoc?

Yes, Pandoc allows you to use custom templates for various output formats. You can create your own templates or use pre-built templates available online. To use a custom template, provide the --template option followed by the template file path in your Pandoc command. For example:

pandoc -o output.pdf --template=my_template.latex

4. How do I include images in my Pandoc document conversion?

To include images in your document conversion, use the appropriate syntax for your input format (e.g., Markdown, LaTeX) and provide the path to the image file. Pandoc will automatically handle the image inclusion in the output document. For example, in Markdown, you would write:

![Alt text](/path/to/image.png)

5. How do I convert multiple input files into a single output document using Pandoc?

To convert multiple input files into a single output document, list all the input files in your Pandoc command, followed by the desired output file:

pandoc -o output.pdf

Pandoc will concatenate the content of the input files in the order they are listed and generate the output document accordingly.

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