Errors in the source of KpOPC Forum Home › Forums › Communicating with Devices › OPC › Errors in the source of KpOPC This topic contains 1 reply, has 2 voices, and was last updated by Mikhail 1 year, 7 months ago. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts November 13, 2017 at 8:48 am #2801 braveheartjhlParticipant Hi Mikhail Thank you so much for the source of KpOPC. Errors in the source of KpOPC. Below Classes are not found. Scada.Data.Configuration, Scada,Comm.Devices.KpOpc.CtrlCommandProps, Scada.Comm.Devices.KpOpc.CtrlDataItemProps. Scada.Comm.Devices.KpOpc.CtrlDataGroupProps How can I solve these errors? Thank you for your help! November 13, 2017 at 1:16 pm #2804 MikhailModerator Hi, I updated the sources. Try this. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.