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Retrieving the COM class factory for component with CLSID {xxxxxxxx} failed due to the following error: 800700c1.

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Retrieving the COM class factory for component with CLSID {xxxxxxxx} failed due to the following error: 800700c1.

KB ID:	1524
Product:	Veeam FastSCP
Version:	3.0.3
Published:	2012-02-20
Last Modified:	2020-08-13

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Challenge

When you create or copy folders with Veeam FastSCP 3.0.3, the following error occurs:
Retrieving the COM class factory for component with CLSID [xxxxxxxx} failed due to the following error: 800700c1

Cause

Veeam FastSCP does not support 64-bit OS.

Solution

Veeam FastSCP does not provide official support for 64-bit Windows systems. However, you can try the following workaround:

Download the Microsoft .NET Framework 2.0 SDK (64-bit version) from the Microsoft website.
Install the SDK on a 64-bit machine where you want to run Veeam FastSCP.
Open the command prompt (go to Start > Run, type "cmd" and press Enter).
IMPORTANT: You must run cmd as Administrator.
Change the directory to: C:\Program Files\Microsoft.NET\SDK\v2.0 64bit\Bin.
Run the following command:
corflags "C:\Program Files (x86)\Veeam\Veeam Backup and FastSCP\VeeamShell.exe" /32BIT+
Run Veeam FastSCP again.

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