Get x / y value from excel / data binding error

i found error when trying to set x/y from excel
example WebUI.dragAndDropByOffset(findTestObject('testing/testobject'), variable, 0)
but it failed, when i get data from variable it’s runnng well, there’s something i missed?

please give me some solution for that case thankyou :frowning_face: :cry:

Maybe the below link may help: