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What is status message 500? ↗️ Online Marketing Glossary of the OSG

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What is the status code 500 (Internal Server Error), what is the problem and what can be done about it?

The error message 500 internal server error is a very general HTTP status message and indicates an internal server error. It indicates that there was an error connecting to the server and the website can therefore not be accessed. However, the error is not described in detail. However, there are different methods to find the cause. We point out typical sources of error and give tips on how to react if you encounter an HTTP error 500.

How is the error displayed?

The cause of server errors cannot always be distinguished from client errors. The failure of the request is more in the competence of the server. Since each website can customize the message, the Error message often displayed in different ways. The following messages will be

commonly used:

  • 500 internal server error
  • HTTP 500 – Internal Server Error
  • Temporary error (500)
  • Internal server error
  • HTTP 500 internal error
  • 500 mistakes
  • HTTPError 500

In most cases, the error message 500 Internal Server Error is displayed in the web browser on the PC, tablet or smartphone. become frequent with the 5xx HTTP status message further information on the causes provided to the server message. For example, the message “509 Bandwidth Limit Exceeded” indicates that the request was not executed because otherwise the available bandwidth would be exceeded.

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Microsoft Information Service

By displaying the 500 error, the user only learns that the server reports an unexpected error. However, if the Microsoft Information Service has been installed, the error code is specified, in which decimal places are displayed that indicate the cause of the error more specifically.

For example, the 500.11 code indicates that an application on the server is currently shut down and 500.12 that an application is in the process of being restarted. 500.13, in turn, indicates that the web server is currently at full capacity. There are a few more of these codes with decimal places.

Bug fixes on client side

Although the 500 Internal Server Error message is likely there is an error on the server, it may also be possible for the client side to eliminate the error message:

The server error may be temporary. Attempting to reload the page will then succeed.

Cached pages can also lead to this error message.

Clearing the browser cookies can often fix this error. After removing the cookies, the browser should be restarted.

If you try later, the administrator may have corrected the error in the meantime.

Causes of the 500 Internal Server Error

Unfortunately, there are many possible ones reasons for the error message 500 Internal Server Error. The most common are:

In this case there is no authorization to read one or more files. A PHP or CGI script is probably trying to access it. Changing the permission should make the error go away.

When a script attempts to connect to an external resource, it may time out. A better timeout policy or an improved script should fix the error.

Proper structuring of the file should fix the error.
If WordPress, Joomla or another CMS system is used, specific troubleshooting help can be sought in the respective support centers. In some cases, web hosts also provide help in the event of errors.

In some cases the scripts are faulty. Paths in particular can be misaligned.

A process is out of memory, preventing it from running correctly. In the case of content management systems such as WordPress, the installation of a faulty or incompatible extension can be the cause. Plug-ins and themes, especially from third parties, can affect the entire site.


The duties of a webmaster include to ensure smooth server operation. The problems should be addressed as soon as they are identified, otherwise the visitors to the website can jump off and there can be a downgrade in the Google ranking, for example. First of all, it should be checked whether the server is still running at all. If this is not the case, you should contact the hosting provider as soon as possible.

You should first look at the log files, to see if there is an internal error. Then you should load the website again to reproduce the HTTP error and to be able to observe the creation of the log file. In this way, the source of the error can be found quickly. Incompatible or incorrectly programmed plug-ins are often responsible for the occurrence of the error

In addition, the error can occur if the authorization for important files has not been assigned correctly. There are three types of rights. Read (r for read), write (w for write) and execute (x for execute). These authorizations can be assigned for three different types of users. File owner, group of users and everyone else. A numerical value is assigned to each of the rights. 4 for read, 2 for write and 1 for execute.

They are added for each user type in the form of rwx and given one after the other. 755 the standard code in the configuration settings. It states that the owner of the file has all rights and that another user group or everyone else can only read and execute, but not write. If the assignment of rights is set differently, errors can therefore occur.

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