From that day on, he stuck to official Microsoft Update Catalog and never trusted version numbers with spaces or slashes. Always verify software versions from official sources. MSXML 6.10.1129.0 (without spaces or extra dots) was real, but it was never a separate download for Office 2010 — it was part of Windows Update KB973687.
regsvr32 %windir%\system32\msxml6.dll And updating Office 2010 with Service Pack 2 (which included all XML parser fixes). The “Msxml Ver 6.10.11 29.0” was a myth — a typo or a trap. Arjun learned that Office 2010 never needed a separate MSXML 6.10.11 29.0 . The correct version was always part of Windows (Vista, 7, 8, 10). The mythical download was either a scam or a mislabeled file from a third-party repackager. Download Msxml Ver 6.10.11 29.0 For Office 2010
He ran regedit and searched for “6.10.11.29”. Nothing. But in WinSxS , he found an orphaned manifest file claiming version 6.10.1129.0 — a version that never existed publicly. It was a fake, crafted to look like an official update but containing modified DLLs from an early Windows 8 beta. The fake MSXML broke XML parsing across the system. Even Notepad++ couldn't open .xml files. Arjun spent the next 12 hours restoring from a backup. He finally fixed the original error the right way: by re-registering the legitimate MSXML 6.0 SP2 using: From that day on, he stuck to official
“Maybe it’s a special hotfix,” he thought. He scoured abandoned FTP servers, TechNet archives, and even a Russian forum. Finally, he found a ZIP file named MSXML_6.10.11_29.0_Office2010_fix.zip on a site called “DLL-Fix-Expert-2009.” Against his better judgment, Arjun ran the installer. It flashed a command prompt for half a second, then… nothing. Office 2010 still crashed. Worse, the logistics web service stopped returning data altogether. regsvr32 %windir%\system32\msxml6