There are many possible reasons for problems with a web application. We need your help to narrow down the problem:
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Clearing the browser cache is a good first measure to reload old or faulty web page elements.
Here is a simple step-by-step guide for most web browsers: https://clear-my-cache.com
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Are browser extensions being used?
Adblockers in particular change the content of a website and could impair its functionality.
If you were able to find out which add-on with which configuration caused the problem, please let us know.
- If the above measures did not lead to the desired goal, please provide a detailed description of the actions that lead to the problem. Links and screenshots are also very helpful so that we can help you in a targeted manner.