I get an access denied error when trying to use the ChemACX Explorer Add-in in ChemDraw

Issue:

When clicking the Add-ins > ChemACX Explorer option you may be prompted to login to Signals Notebook.  

Even if you have a login for Signals Notebook, after entering the credentials you will get an access denied error:

Solution:

To correct this error, please follow these steps:

1. Open ChemDraw Professional

2. Go to File > Preferences

3. Select the Cloud option

4. Change the ChemDraw Cloud URL to

https://chemdraweln.signalsresearch.revvitycloud.com

5. Click OK and try again