Language Reference Guide > Language Reference Guide > System Classes > DataStream Class > ErrorNo Attribute
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ErrorNo Attribute
Data Type: integer
4GL Access: R
The ErrorNo attribute provides the error number of the last operation. This attribute stores both client and database errors. It is set to ER_OK if no error occurred on the last operation. Descriptions of system constant values and their numeric equivalents are listed in Error Codes.
For more information about handling errors, see the Programming Guide.
Last modified date: 12/20/2023