Try re-booting the computer to reset drivers and hardware. This error will not occur during normal operation. The server sent a command that the driver did not recognize. If you have written your own protocol driver, this error is caused by a mismatch in the compiler specification and the driver's database.Ī write request contains invalid data, for example you tried to write to a floating-point address with an invalid floating-point number. If the problem persists, contact Technical Support for this product. Restart the computer to reset every driver and hardware.

Check also for communication errors.Ī request was made that specified a data type not supported by the protocol. also check the WatchTime parameter for the frequency with which the driver checks the link to the I/O device. You can increase these values in the Timeout and Retry parameters for the protocol. The time limit is the product of the timeout period and the number of times to retry a command after each timeout. If a driver does not respond during the specified time limit, Vijeo Citect cancels the command. The driver may have taken too long to process the command. The server canceled the command while it was being processed by the driver. Check the Variable Tags database to find the variable in error.

For example, you tried to read register number 4000 when there are only 200 registers in the I/O device. This article from InSource shows a list of Citect SCADA Generic Error Codes and what they mean.Ī request was made to a device address that does not exist.

How to citect cicode object run