Hi everyone, please help me with the error i encountered with when i was trying to create the training model and classification, please see the attached error notes in the screenshot

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Context

Explain briefly what you are trying to do

Configuration setup

My system: Windows10, macOS, Debian 9?
Version of the OTB: 7.1/8.0?
I installed the OTB with: the binaries, the Debian package management, the SuperBuild, other?

If relevant, you may also provide:
QGIS version: 3.10.8, 3.14?
Python version: 3.5, 3.8?

Description of my issue

This is where you give details on what you are trying to achieve, describe the different steps you took, and the results you obtained. Don’t hesitate to share input parameters, logs and error messages, ether with a text file or a screenshot, or directly included using backticks like this:
My error message

Hi,

it looks like you have some spaces in your path, windows does not handle correctly paths with spaces, can you put the " " for your path ? example “C:/Users…work folder/STATS/matrix.xml” or rename the folder “work folder” by “work_folder”

Let me know

Hello Thibaut.romain
I will try it thank you so much.