INHALTSVERZEICHNIS
This guide describes how to open the developer console in different browsers and collect system diagnostic information. This can be helpful in identifying errors that may appear when accessing courses. Please refer to the section for your browser.
Google Chrome
Opening the Console
Open Chrome and navigate to the affected course.
Press F12 or Ctrl + Shift + I (Windows/Linux) or Cmd + Option (Alt) + I (Mac), or right-click and select Inspect.
Switch to the Console tab.
Collecting System Diagnostic Information
If errors are already displayed, take a screenshot.
If no errors appear, refresh the page with F5 or Ctrl + R.
Copy relevant messages or save the console output.
Save as a file: Right-click inside the console, select Save As, and save the file as .log or .txt.
Microsoft Edge
Opening the Console
Open Edge and navigate to the affected course.
Press F12 or Ctrl + Shift + I (Windows/Linux) or Cmd + Option (Alt) + I (Mac), or right-click and select Inspect.
Select the Console tab.
Collecting System Diagnostic Information
Check the console for error messages (marked in red).
If no errors are visible, refresh the page with F5.
Copy relevant messages or save the console output.
Save as a file: Right-click inside the console, select Save As, and save the file as .log or .txt.
Mozilla Firefox
Opening the Console
Open Firefox and navigate to the affected course.
Press F12 or Ctrl + Shift + I (Windows/Linux) or Cmd + Option (Alt) + I (Mac), or right-click and select Inspect.
Select the Console tab.
Collecting System Diagnostic Information
Note or copy relevant error messages.
If no errors appear, reload the page with F5 or Ctrl + R.
Copy relevant messages or save the console output.
Save as a file: Right-click inside the console, select Save As, and save the file as .log or .txt.
Apple Safari
Opening the Console
Note: If the developer console is not available, enable it under Safari > Preferences > Advanced, then check Show features for web developers.
Open Safari and navigate to the affected course.
Press Cmd + Option (Alt) + C or go to Develop > Show JavaScript Console.
Collecting System Diagnostic Information
Check the console for errors (marked in red).
If no errors are visible, refresh the page with Cmd + R.
Copy relevant messages or save the console output.
Save as a file: Select relevant messages, copy them, and save them in a .txt file.
Sending Error Messages to Support
Take a screenshot of the console.
If possible, save the console output as a file.
Send the information along with a short error description to support.
Example of an Error Description
Browser: Google Chrome Version 123.0.x
Operating System: Windows 11
Error: When loading the page, the message "Uncaught TypeError: Cannot read property 'xyz' of undefined" appears.
Screenshot: (Insert here)
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