PRB: Error 1904 ZfolCtrl.dll failed to register installing Zetafax Outlook Extensions Print ZTN1552 ID: ZTN1552 This Zetafax technical note applies to: · Zetafax 2006 Sp1 and later · Microsoft Outlook 2000 and later Symptom When attempting to install the Zetafax Outlook Extensions you receive the error message 'Error 1904. Module C:\Program Files\Zetafax Outlook Extensions\ZfolCtrl.dll failed to register. HRESULT-2147220473.' and the install will fail. Cause The Zetafax Outlook Extensions install requires certain components. If they are not available on the machine the install will fail. Resolution Click here to download the fix. ZTN1522 ZfExtensions 10.1.451 Visual C++ V8 Runtimes Once installed, reinstall the Zetafax Outlook Extensions as per ZTN1113. Status This has been identified by Equisys as a problem with the software versions given above. References ZTN1113 - HOWTO Installing Zetafax Outlook forms and extensions Date Published: 30 October 2006 (LD/GR/GC) Keywords: < ZfolCtrl.dll> < Outlook Extensions>