UnicodeEncodeError: 'charmap' codec can't encode character '\u21b5' in position 145: character maps to <undefined>

Testing this comes up with the error, I think it has to do with the ‘drag and drop’ function itself:

*** Settings ***


Library Browser

#Library SeleniumLibrary run_on_failure=nothing

#Library SeleniumLibrary

*** Test Cases ***

Example Test 23292

Browser.OPEN BROWSER  https://obstaclecourse.tricentis.com/Obstacles/23292

# https://marketsquare.github.io/robotframework-browser/Browser.html#Drag%20And%20Drop

# waarom vindt ie er met tester 1 en met rbfw 6?

# //*[contains(text(),'1')][1] and //*[contains(text(),'Stefan')]

${regel}=  Get Element      xpath=//*[contains(text(),'Write recipe')]

DRAG AND DROP    ${regel}       id=completed-tasks

sleep  3s

DRAG AND DROP    xpath=//*[contains(text(),'1')]    id=completed-tasks

sleep  3s

DRAG AND DROP    xpath=//*[contains(text(),'2')]    id=completed-tasks

sleep  3s