Appendix D: Using the ACU for DOS ● 112ACU Error CodesWhen the ACU detects an error, it reports the error and exitsimmediately. If a log file is specified, the ACU writes the error code tothe log file. Otherwise, it displays the error code on the screen.The possible error messages returned by the ACU are listed in this table.Code Description0 ACU ran without changes—The ACU exited with no errors (success)and no report is required.1 No controller found.2 Syntax or logical error in the script file—The ACU encountered aninvalid command or keyword in the specified script file.3 Unable to open file.4 Error in the command line parameters—You passed an invalidcommand-line switch to the ACU. (See Running the ACU UsingScripts on page 103 for the list of valid command-line switches.)5 Unable to read system configuration—The ACU was unable to getthe configuration information from the specified controller.6 No drives detected.7 Specified drive not found in system.8 Specified array size too small—You specified an array size that issmaller than the minimum size allowed for this array.9 Specified array size too big—You specified an array size that is largerthan the maximum size allowed for this array.10 Number of drives do not match the array type—The number ofdrives you selected is invalid for the type of array specified.11 Unable to initialize drive.12 Error occurred while creating array.13 Too many spare drives assigned—You attempted to assign more thanthe maximum number of hot spares allowed for the specified array.14 Insufficient memory to run the application.15 Incorrect controller number.16 Controller not responding.17 Build/Verify/Clear failed.100 You ran ACU and made changes—The ACU exited with no errors(success) and you must restart the computer.