In the end it was due to mssql!
I did the changes described here : https://tracker.moodle.org/browse/MDL-34744
And now everything works fine!
Hope it will be helpful for someone else!
In the end it was due to mssql!
I did the changes described here : https://tracker.moodle.org/browse/MDL-34744
And now everything works fine!
Hope it will be helpful for someone else!