Windows System Error Code 15103 – ERROR_MUI_INVALID_LOCALE_NAME (0x3AFF)]

In this post, you’ll learn about the Windows System Error ERROR_MUI_INVALID_LOCALE_NAME (0x3AFF)] and the reason why you are receiving the error message

How does this Error in Windows Look like?

Error Code 15103 ERROR_MUI_INVALID_LOCALE_NAME (0x3AFF)]

Why do you receive the System Error Error Code 15103 ERROR_MUI_INVALID_LOCALE_NAME (0x3AFF)] in Windows?

The RC Manifest has invalid culture name.