Troubleshooting: File Upload Errors
Resolve common issues when users can't upload files through your FormRobin forms.
Common File Upload Issues
- "File too large" error
- Upload fails or times out
- File not appearing in submissions
- Unsupported file type errors
- Upload button not responding
Issue: "File Too Large" Error
Cause: File exceeds maximum upload size limit.
Solutions:
- Compress images before uploading (use tools like TinyPNG)
- Split large PDFs into smaller files
- Reduce video quality or trim duration
- Use file sizes under 2-5 MB for best results
- Check server upload limits with form owner
Issue: Upload Fails or Times Out
Solutions:
- Check internet connection stability
- Try uploading smaller files first to test
- Close other bandwidth-heavy applications
- Wait and retry after a few minutes
- Try different browser (Chrome, Firefox, Safari)
- Disable browser extensions that might interfere
Issue: File Not Appearing in Submission
Solutions:
- Wait for upload indicator to complete before clicking Submit
- Ensure file field shows file name after selection
- Don't refresh page during upload
- Check if form allows file uploads (field may be disabled)
- Verify file was actually selected from device
Issue: Unsupported File Type
Solutions:
- Check if form specifies allowed file types
- Convert file to common format (PDF, JPG, PNG, DOCX)
- Rename file with proper extension (.pdf, .jpg, .png)
- Avoid unusual or executable file types
- Contact form owner to confirm allowed types
Issue: Upload Button Not Responding
Solutions:
- Ensure JavaScript is enabled in browser
- Hard refresh page (Ctrl+F5 or Cmd+Shift+R)
- Clear browser cache and cookies
- Try incognito/private browsing mode
- Test in different browser
- Check if form field is correctly configured
Issue: Upload Failing on Mobile
Solutions:
- Ensure mobile browser has file access permissions
- Try uploading from Photos/Files app instead of camera
- Reduce photo resolution in camera settings
- Use mobile browser instead of in-app browsers
- Check mobile data connection is stable
For Form Owners: Troubleshooting Upload Issues
Check These Settings:
- Verify File Upload field is added to form
- Test upload yourself with various file types
- Check server storage limits haven't been reached
- Review submissions to see if files are being stored
- Ensure hosting server allows file uploads
FAQ
Q: What file size is supported?
A: Most servers support files up to 2-5 MB. Larger files may require compression.
Q: Which file types can I upload?
A: Common types like PDF, JPG, PNG, DOCX, and TXT are typically supported. Check with form owner for specifics.
Q: Can I upload multiple files?
A: Depends on form configuration. Some allow multiple uploads, others only one file per field.
Q: What happens after I upload?
A: File is stored securely and included with your form submission for the form owner to download.
Still can't upload files? Contact the form owner or support for assistance!