Troubleshooting Guide

Encountering issues with hash generation? This guide addresses common problems and their solutions. Most issues relate to encoding, browser settings, or input differences. Work through the relevant sections below to resolve your problem.

Hash Values Do Not Match

This is the most common issue. When comparing hashes between systems, mismatches usually have explainable causes:

Check Character Encoding

Our tool uses UTF-8 encoding. If the other system uses a different encoding (like ISO-8859-1 or Windows-1252), the same visible text produces different byte sequences and therefore different hashes. Ensure both systems use UTF-8 for consistent results.

Check for Whitespace Differences

Trailing spaces, leading spaces, and different line endings affect hash output. What looks identical visually can contain hidden differences. Use a hex editor or the "Show whitespace" feature in text editors to reveal hidden characters.

Check Line Endings

Windows uses CRLF (\\r\\n) while Unix/Linux uses LF (\\n) for line endings. A file with different line endings produces a different hash even if the visible text is identical. Normalize line endings when cross-platform consistency matters.

Verify Algorithm Match

Confirm both systems use the same algorithm. MD5, SHA-1, and SHA-256 produce completely different outputs. This seems obvious but is a common oversight.

Check Case Sensitivity

Hash comparisons are case-insensitive in terms of content, but input case matters. "Hello" and "hello" produce different hashes. Verify input matches exactly, including capitalization.

Tool Is Not Generating Hashes

JavaScript Disabled

Our tool requires JavaScript to function. Privacy-focused browsers or extensions may block JavaScript. Check your browser settings and enable JavaScript for our site, or try a different browser.

Browser Compatibility

We support all modern browsers (Chrome, Firefox, Safari, Edge) released after 2020. Very old browsers may lack WebCrypto API support needed for SHA algorithms. Update your browser to the latest version.

Content Blockers

Some ad blockers or privacy tools may interfere with our tool. Try disabling extensions temporarily to identify conflicts. Our tool does not require external resources beyond the initial page load.

Copy Function Not Working

Clipboard Permissions

Modern browsers require permission for clipboard access. Allow clipboard permissions when prompted, or check your browser settings. The tool uses the Clipboard API for copying.

HTTPS Required

Clipboard functions work only on secure (HTTPS) connections. Our site uses HTTPS, but if you are accessing via HTTP for some reason, clipboard features will not function.

Mobile Browser Limitations

Some mobile browsers have limited clipboard support. Try using the device's native copy function by long-pressing the hash value and selecting "Copy."

Download Not Working

Popup Blockers

Download functions may be blocked by popup blockers. Allow popups from our site or check your downloads folder because the file may have downloaded silently.

Mobile Limitations

Some mobile browsers handle downloads differently. The file may appear in your downloads folder rather than prompting for a save location.

Performance Issues

Very Large Inputs

While our optimized implementation handles most inputs instantly, extremely large text (megabytes) may cause brief delays. This is normal and the computation will complete.

Device Resources

Very old devices or those low on memory may experience slower performance. Close other browser tabs and applications to free resources.

Mobile-Specific Issues

Virtual Keyboard Interference

On mobile devices, the virtual keyboard may obscure the generate button. Scroll down or dismiss the keyboard to access the button.

Touch Responsiveness

If buttons seem unresponsive, try tapping more firmly or using the center of the button. Ensure your finger is not wet or covered, which affects touch sensitivity.

Still Having Issues?

If these solutions do not resolve your problem:

1. Try a different browser to isolate browser-specific issues
2. Clear your browser cache and cookies
3. Check for browser updates
4. Try in private/incognito mode to rule out extension conflicts
5. Contact us with details about your issue

When reporting issues, include your browser name and version, operating system, and specific error messages if any appear. Screenshots help us diagnose problems faster.