Unchecked lastError value

internetarchive / wayback-machine-firefox

Reduce annoying 404 pages by automatically checking for an archived copy in the Wayback Machine. Learn more about this Test Pilot experiment at https://testpilot.firefox.com/

GNU Affero General Public License v3.0

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Unchecked lastError value #91

Open jtojnar opened 7 years ago

jtojnar commented 7 years ago

When I click the new tab button, the following message will appear in the browser console:

tab is undefined  background.js:49
Unchecked lastError value: Error: Invalid tab ID: -1  ExtensionCommon.jsm:306

I am using Nightly.