You have upgraded recently to ShortPoint 6.2.X.X from 188.8.131.52 and you need to make sure the upgrade was successful and you followed the exceptional upgrade step as expected. Here are the steps you need to follow:
Step 1: Navigate to ComponentManifests list in App Catalog site collection
From your App Catalog site collection, you need to navigate to the backend list called Component Manifests. To go there, you need to go to below URL.
<Your App Catalog Site Collection>/Lists/ComponentManifests
For example, if your App Catalog site collection URL is https://myTenant.sharepoint.com/sites/Apps, please use below URL:
Step 2: Make sure you have only one entry of ShortPointCustomActionsApplicationCustom component
In the list, you should see only one entry of ShortPointCustomActionsApplicationCustom
However, if you see two entries of same extension, you need to delete the ShortPoint SPFx and Upload it again:
How to fix it?
To fix this issue, you need to perform same step again as explained here. You need not to do anything in your site collection where ShortPoint only installed, only delete the app and add again will fix the problem for you.