Hi dion163,
It sounds like Find My Friends isn't working. We're glad you've joined us in Apple Support Communities. Let's see if this helps.
Ensure that you have the most recent edition of Find My Friends installed on your iPhone. Here's how to How to manually update apps on your Apple device.
Then check Find My Friends on the System Status page for issues.
If the issue remains, let's follow the steps in If an app on your iPhone or iPad stops responding, closes unexpectedly, or won’t open. The troubleshooting in it will commonly fix issues of apps not working correctly on your iPhone.
There are some additional steps you can try under "Get help sending and receiving location requests" at: If Find My Friends isn't working - Apple Support
If the issue continues after following those steps, let us know what steps you had a chance to complete from the above advice.
We hope that helps with your question and take care!