7 Most Common Magento 2 Errors You Can Avoid

Working on the Magento store is not that easy either for developers or admins whatever task they're engaged in. And though Magento 2 errors are something one never wants to meet, you may encounter them when installing Magento 2 extensions, updating Magento, creating multiple product-related requests, running some script or file with no execute permissions, etc.

These errors in Magento might range from harmless to quite complex influencing your website performance and customer experience. However, in most cases, they're relatively easy to handle if you detect why they appear timely. 

So this article is a breakdown of the most common Magento errors you can run into. Knowing the causes and types of the errors helps you avoid them in the future. 

Magento error 1: Access Denied

Magento Access Denied HTTP error 403 most commonly appears in the Magento admin panel. It occurs when you try to access a page you don't have permission to enter because of the wrong credentials or user role.

Magento Access Denied

Magento error 2: bash permission denied

Another common issue in Magento is "bash: bin/magento: Permission denied" which every developer comes across when running some script or file that doesn't have execute permissions. Fixing it takes about 2 steps. 

Magento error 3: Internal Server Error 500

Magento internal server error is the general 500 HTTP status code error that appears when the server can't return the requested page. While it might help just to reload the page, in most cases you will have to access the server logs to find more information on the issue.

Magento 2 Internal Server Error

Magento error 4: 503 Service Temporarily Unavailable

Error 503 Service Temporarily Unavailable is the other common issue in Magento 2 that might happen when you try to access Magento admin or storefront after installing Magento 2 extensions or Magento. This text usually follows it:

"The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later" or "The server is temporarily unable to handle the request". It means that the server can't handle your request instantly or it might be misconfigured.

503 Service Temporarily Unavailable Magento 2

Magento error 5: No such entity

If you try to load a non-existing object in Magento 2 Repository Class you will most likely run into the "No such entity", "No such entity with", or "No such entity with customerId" issues.

It is usually caused by third-party Magento extensions. However, to have a broader picture you'll have to debug the vendor/magento/framework/Exception/NoSuchEntityException.php file.

Magento error 6: Invalid Form Key. Please refresh the page

Magento Invalid Form Key issues probably appear the most often in Magento admin and storefront and can have multiple reasons.

It appears when you update Magento, install new extensions, create configurable products, add a multitude of related products, and others. In general, this Magento error happens when you want to pass a big amount of data to the server when submitting a form

Because of the number of reasons for the "Invalid Form Issue" to appear, there could be multiple solutions correspondingly.

Invalid Secret Key Please Refresh the Page

Magento error 7: There has been an error processing your request

"There has been an error processing your request" is one of the most common Magento errors one faces when working with Magento. It could appear when you install or update Magento, Magento extensions, work with the settings, change template files, etc.

Once the system throws this error the exception printing is disabled for security reasons.  

In fact, the error message doesn't tell you much about what triggered the issue or what it is connected with. But the error log number does. 

There has been an error processing your request

Magento is a complex system with plenty of in-built features you can extend or edit using different third-party tools. Correspondingly, managing Magento requires you to troubleshoot it regularly to find and eliminate possible issues.

Now that you know about the reasons for the most common Magento issues you'll be able to fix them timely and ensure the faster performance of your store. 

If there are any Magento errors that we've missed, let us know in the comments down below.