My track stopped working on zooming in and out with two fingers

Hello there, Jaybird65.

The following Knowledge Base articles offer some practical best practices for the trackpad depending on which type you are using:

Intel-based Mac notebooks: Troubleshooting unresponsive trackpad issues

http://support.apple.com/kb/TS1248

and

Portables and Magic Trackpad: Jumpy or erratic trackpad operation

http://support.apple.com/kb/ts1449

Thanks for reaching out to Apple Support Communities.

Cheers,

Pedro.