Q: Code 800F0900 This thread is locked from future replies

In windows update, I cannot search for updates. I keep getting unknown error code 800F0900. What do i do?



The error code 0x800f0900 represents an unexpected internal XML parser error (CBS_E_XML_PARSER_FAILURE.)

Run the System Update Readiness tool (Checksur.exe)

Download and run the System Update Readiness tool (Checksur.exe). After you download this tool, it runs a one-time scan for inconsistencies that might prevent future servicing operations.

For more information about how to download and run the System Update Readiness tool, click the following article number to view the article in the Microsoft Knowledge Base:

947821 Description of the System Update Readiness Tool for Windows Vista and for Windows Server 2008


TaurArian [MVP] 2005-2010 - Update Services
No warranties or guarantees.
MVP 1st July 2005- 30th June 2016
WIMVP 1st July 2016- 30th June 2017

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Views: 5,640 Last updated: March 15, 2018 Applies to: