This is an optional parameter. This is an optional parameter. This is an optional parameter. Data initialization file. The server could not process a Net.
Data request to allocate memory.
An input parameter contained a NULL value. An input parameter contained a string value which consisted of the null-terminating character. An incorrect number of parameters were passed on a function call. A parameter passed on a function call, required to be a string variable, was of a different variable type. Data is unable to connect to the specified SMTP server.