I am getting the following errors. The sync was working fine until last friday. How do I fix?
6/17/2013 1:09:51 PM Warning: Error in OpenConnectionBeginSession, HRESULT = -2147220478 (80040402); Unexpected error. Check the "qbsdklog.txt" file for possible additional information.; iContext=50
20130617.130951 I 6088 RequestProcessor ========= Started Connection =========
20130617.130951 I 6088 RequestProcessor Request Processor, QBXMLRP2 v12.0
20130617.130951 I 6088 RequestProcessor Connection opened by app named 'Method Integration Engine for use with QuickBooks'
20130617.130951 I 6088 CertVerifier The Authenticode signature validated OK.
20130617.130951 I 6088 RequestProcessor OS: Microsoft Windows 7 Professional Service Pack 1 (build 7601), 64-bit
20130617.130951 I 6088 RequestProcessor Current Process Integrity Level : 2000
20130617.130951 I 6088 RequestProcessor Getting the IUnknown COM instance of QB
20130617.130951 I 6088 RequestProcessor Opening the file in the DoNotCare mode.
20130617.130951 E 6088 RequestProcessor Process Request error = 80042505, QBXML components have not been installed.
20130617.130951 E 6088 RequestProcessor Process Request error = 80042505, QBXML components have not been installed.
20130617.130951 E 6088 RequestProcessor Process Request error = 80042505, QBXML components have not been installed.
20130617.130951 E 6088 RequestProcessor Process Request error = 80042505, QBXML components have not been installed.
20130617.130951 E 6088 RequestProcessor Unable to process Host Query request.
20130617.130951 I 6088 RequestProcessor Connection closed by app named 'Method Integration Engine for use with QuickBooks'
20130617.130951 I 6088 RequestProcessor ========== Ended Connection ==========