any parameters at the end will cause the image to upload incorrectly

Fixing errors when uploading images in WordPress

The following documentations reviews the most common problems occuring when  uploading images in WordPress, and provides solutions for them :

• Prototype file name
• HTTP error When Uploading Image
• Unable to create directory and broken images in the Media Library
• File exceeds the upload_max_filesize

Cheque your prototype file name

The first matter to check is the name of the image. If the file proper name contains whatsoever special character (like a semi-colon or an equals sign etc) information technology might not be uploaded.

HTTP fault When Uploading Image

This happens when you are trying to upload an epitome that is big in pixel size, for example an image with 3000 x 2000 pixel. Which is likewise large for your server to process.
Some server shows fault fifty-fifty when your image is less than 3000 x 2000 pixel, information technology all depends on your server resources.

HTTP error.

Solutions

The post-obit are some solutions available to gear up your HTTP mistake event in WordPress.

Decrease your image size before uploading.

• If you are using a Mac, you can utilize the Preview App to reduce the size of your image.
• For a PC you tin use the Paint Awarding.
• In Customizr and Customizr Pro theme, the boxed slider prototype size is 1170px ten 500px, therefore you tin can reduce your paradigm around that size before uploading.
• Reduce paradigm size past trial and error until you are able to upload it without whatever error.

Increase PHP Memory

• Contact your web hosting company and ask them to increase your PHP memory limit. Increase gradually until yous are able to upload an epitome size which is adequate past you. At least around width of 2000px.
• If you prefer to do it yourself, you tin add the post-obit in your wp-config.php. This will only piece of work if your hosting package has that corporeality of memory. Increase gradually until yous are able to upload an prototype size which is adequate past yous.

  define( 'WP_MEMORY_LIMIT', '256M' );              

• You tin can too effort increasing your retention by adding the following in your .htaccess file. This will only work if your hosting packet has that amount of memory. Increase gradually until yous are able to upload an image size which is acceptable by yous.
  Note: Some web hosting does not allow this and you will have a 500 internal server error. In this case you lot will have to remove this code.

  php_value memory_limit 256M              

• If you have access to your spider web server's php.ini file, y'all tin can find the memory_limit and increase information technology's size. This volition only piece of work if your hosting package has that amount of memory. Increment gradually until y'all are able to upload an image size which is adequate by you.

  memory_limit = 256M              

ModSecurity

• Your server may have mod_security, and information technology might be causing issues.
  Disable it to see if that is the problem.
  To do this, make an .htaccess file in your wp-admin directory.
  Add the following lawmaking to it:

  <IfModule mod_security.c>  SecFilterEngine Off  SecFilterScanPOST Off  </IfModule>              

  That will disable mod_security for the upload file receiving code in the wp-admin.
  Note: Remove this if it's causing any fault on your server.

Admission Control based on Authentication

• If you're using Access Control based on Authentication on your Webserver (often known as htpasswd, Basic Authentiaction, password protected directory or like), WordPress is not able to handle it for Wink Uploader, Cron and XMLRPC. Related files need to be excluded to work. At the following in your .htaccess file at your WordPress root folder.

  # Exclude the file upload and WP CRON scripts from authentication <FilesMatch "(async-upload\.php|wp-cron\.php|xmlrpc\.php)$">     Satisfy Any     Club allow,deny     Allow from all     Deny from none </FilesMatch>              

Plugin conflict

• You may have installed a plugin that's causing this issue. Please proceed to disable one plugin at a fourth dimension. Articulate your cache and browser history and revisit media uploader to upload your image ( keep the pixel size small ) and see if you are successful.

---

Unable to create directory and broken images in the Media Library

If you are unable to come across the thumbnails in your media library, and you lot are encountering the post-obit error while uploading an image.

Unable to create directory wp-content/uploads/2016/02. Is its parent directory writable by the server?

This happens when your wp-content/uploads folder's permission has been inverse. This could happen when yous accidentally inverse it's permission or your web hosting technician might be doing some maintenance piece of work and accidentally reset information technology's folder permission.

Solution

• Login to your server by using your favorite FTP program. (how to use a FTP software with WordPress ? )
• Navigate to wp-content/uploads/
• Utilise your FTP plan to alter the uploads binder permission to 755, use to all enclosed items.
  This will brand sure all items and folders inside your uploads binder is fix to 755.
• Articulate your browser cache.
• Login to WordPress and visit your Media Library, y'all should be seeing all thumbnails of your uploaded image.
• Yous should be able to upload an image without seeing the unable to create directory mistake.

File exceeds the upload_max_filesize

This happens when your PHP Upload Max Filesize (upload_max_filesize) set in your php.ini file, is smaller than the file size of the image that you are trying to upload.

Look into your Organisation Data for the value of PHP Upload Max Filesize, you will need to increment information technology to a higher and healthier value.

..exceeds the maximum upload size for this site.

Solutions

The following are some solutions bachelor to fix your exceeded upload max filesize issue in WordPress.

Contact your Hosting Company

Yep, this is the well-nigh adopt manner. Contact your hosting visitor and show them a screenshot of your mistake or write to them the error message. Inquire them to assist in increasing the following values, until you are able to upload your image. Your hosting company may have restrictions on these values.

upload_max_filesize  post_max_size  max_execution_time  max_input_time          

Preferably to the following values.

upload_max_filesize 64M  post_max_size 64M  max_execution_time 300  max_input_time 300          

Editing php.ini File

The php.ini file is the default PHP configuration file. Most of the Shared Hosting Company does not allow access to this file. If you are certain that you lot have access to php.ini file on your server, you may keep with the following steps.

1. Access it using your FTP programme. ( how to use a FTP software with WordPress ? )
2. Backup a copy of this file earlier attempting to edit it.
3. Open up information technology and detect the following values, one at a fourth dimension (They are located at different lines within the file)

   upload_max_filesize  post_max_size  max_execution_time  max_input_time              

4. Preferably, edit them to the following values.

   upload_max_filesize 64M  post_max_size 64M  max_execution_time 300  max_input_time 300              

Using .htaccess file

In WordPress, at that place is a .htaccess file. WordPress uses this file to manipulate how Apache (server) serves files from its root directory, and subdirectories. Therefore, this file is very of import. Practice non edit what's originally written in this file. You can add some directives at the stop of the file to increase the PHP Upload Max Filesize.  Learn more nearly the htaccess file in WordPress here.

1. Use your favorite FTP program to access your WordPress installation.
2. Go to the root directory, it's the directory where you can find your wp-config.php file. Yous should exist able to find your .htaccess file.
3. Download a copy of it onto your figurer to salve as backup.
4. Open it and added the following into a newline at the end of the file.

   php_value upload_max_filesize 64M  php_value post_max_size 64M  php_value max_execution_time 300  php_value max_input_time 300              

5. Save your changes and overwrite the .htaccess file on your server.
6. Become back to your Organization Information and check if your values have changed.
   If non, y'all should contact your hosting company for assistance in editing these values in your php.ini file.

External Resources

1. How to Fix HTTP error when uploading images (wordpress.stackexchange.com)
2. HTTP Error on Media Upload (wp.org)
3. Media Uploader Bug (wp.org)

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Concluding updated on Dec 3, 2020

edwardsgeore1948.blogspot.com

Source: https://docs.presscustomizr.com/article/229-fixing-errors-when-uploading-images-in-wordpress

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