ERROR_INVALID_PRINTER_COMMAND - 1803 (0x70B)
The printer command is invalid.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_INVALID_PRINTER_COMMAND error code indicates that a command issued to the printer driver or printing subsystem is not recognized or supported. This can occur when an application attempts to send a command to the printer that is either invalid, unsupported by the current version of the printer driver, or improperly formatted.
Error Details
The numeric value 1803 corresponds to the hexadecimal code 0x70B. This error typically arises in scenarios where the printing subsystem expects a specific set of commands and receives an unexpected or unrecognized command. The exact nature of the invalid command can vary depending on the context in which it is issued.
Usage Context
This error can be encountered in various contexts, such as when sending print jobs to a printer, configuring printer settings, or handling printer events. It is important for developers to ensure that all commands sent to the printing subsystem are valid and compatible with the current version of the printer driver being used.
Developer Interpretation
When encountering this error, developers should consider the following:
- Verify that the command being issued is supported by the printer driver.
- Ensure that the command syntax and parameters are correct according to the documentation provided by the printer manufacturer or the printing subsystem.
- Check for any updates or patches that may have been applied to the printer driver, as these can sometimes introduce changes in supported commands.
Related Errors
ERROR_INVALID_FUNCTION(1)ERROR_INVALID_PARAMETER(87)ERROR_NOT_SUPPORTED(50)
FAQ
Q: What does the ERROR_INVALID_PRINTER_COMMAND error mean?
A: This error indicates that a command issued to the printer driver or printing subsystem is not recognized or supported.
Q: How can I resolve this issue?
A: Ensure that the command being issued is valid and compatible with the current version of the printer driver. Verify the syntax and parameters, and check for any updates or patches applied to the printer driver.
Summary
The ERROR_INVALID_PRINTER_COMMAND error code signifies an invalid command sent to the printing subsystem. Developers should ensure that all commands are correctly formatted and supported by the current printer driver version to avoid this issue.