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Kepware Knowledge Base: Solution

Error Codes Returned to the Server In Response to a Request

Last Update: 11/7/2018

When performing read or write transactions with a device, it is not uncommon for the device return an error code. This should always be handled in the transaction. The attached tutorial demonstrates how to perform error handling in a read or write request in U-CON, and was created using the Modbus RTU protocol. It contains a sample project and application note that documents the sample project's creation.