Runtime errors can occur if you are running two software programs that aren’t compatible, if your computer has memory problems, or if the computer has been infected with malicious software. As you are getting “VBScript Runtime Error ‘800A01A8’” on Internet Explorer 11 Request you to check Microsoft troubleshoot error.
Doube check your code a second eye will be helpful here. I assume the above error message indicates as coding related issue. If you didn’t write the code the connect the developer make sure the code doesn’t have any typo and any function missing.
Were any significant changes made to the computer prior to this issue?
A runtime error is a software or hardware problem that prevents a program from working correctly. Runtime errors might cause you to lose information in the file you’re working on, cause errors in the file (corrupt the file) so you can’t work with it, or prevent you from using a feature.
Runtime errors can occur if you are running two software programs that aren’t compatible, if your computer has memory problems, or if the computer has been infected with malicious software. As you are getting “VBScript Runtime Error ‘800A01A8’” on Internet Explorer 11, I would suggest you try following the suggestions provided in the following article and check if this helps to fix the problem.
How to troubleshoot script errors in Internet Explorer