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OCLC Support

Null error returned when sign in to FirstSearch

  • Starting Monday, 10 September 2018, if you sign in to FirstSearch using an old link that starts with HTTP, you are redirected to the new HTTPS service and will receive a Null error.
Applies to
  • OCLC FirstSearch

OCLC made the switch in FirstSearch this morning Monday, 9/10/2018 to be available exclusively over HTTPS.



  • Access sign in screen on HTTP (from saved history/cookies)
  • Sign in
  • Redirected to HTTPS
  • Null error returned



  • Clear cache/cookies -or-
  • On sign in screen, click the refresh button or press F5
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