Symptoms

Unable to create, modify or upload file to Windows webspace using filemanager or FTP client:

CCP > FileManager > Create a test file

It fails with the error: error: "Unable to create file test.txt"

Cause

Issue is caused by missing permission in IIS metabase file C:\Windows\System32\MetaBase.xml:

<IIsFtpVirtualDir       Location ="/LM/MSFTPSVC/91/root"
AccessFlags="AccessExecute | AccessRead | AccessScript"

The permission AccessWrite is missing in MetaBase file. To grant IIS ability to modify and delete files, AccessWrite permission should be set.

Resolution

Add 'AccessWrite' permission to this file and perform IIS restart:

> iisreset /restart

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