how to set errorprovider icon left the control? -

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i want, set "error provider" icon left text box or combo box ?! tried code. feature wrong!

errorprovider1.geticonalignment(errorprovider1,erroriconalignment.middleleft); errorprovider1.seterror(textbox1 , "can't empty");

without code set. in "error provider" properties, using " right left " property.


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