When I click on the link to my class in WileyPLUS an error message appears stating "Error: Session in Progress." I tried to clear my cache but I can't figure out how to do so and none of the support links are helping
Thank you for your post, and I'm sorry for the inconvenience!
Here's a list of guides for how to clear your cache and cookies: http://www.goo.gl/4ZrZFX
You may also find using a private browsing window to be useful in these circumstances, if clearing your cache and cookies doesn't work: How to Always Start Any Browser in Private Browsing Mode
Please let me know if you have any other questions. Have a great day!