The following is added to Troubleshooting Hints > Solutions for specific conditions > Database connection issues > Cannot connect to a database:
On UNIX or Linux systems using an aseodbc server class, the error message returned is:
Unable to connect to server
followed by the message:
Null ini file or ini file not found in $SYBASE or current directory
Make sure that your .ini file is named .odbc.ini and that the ODBCINI environment variable contains the exact full path name of the .odbc.ini file.