Reasons for the message "this page isn't responding" to appear for the OLC Elearning player

Summary:

Content (please ensure you mask any confidential information):

Hi there,

now and then our users get this message and cannot continue. Could someone point me to a documentation that explains what the reasons for this are?

Thanks in advance

B

Version (include the version you are using, if applicable):

24C

Code Snippet (add any code snippets that support your topic, if applicable):