Common Error Messages The Common Error Messages section is a quick way to find solutions for some of the error messages in Spectrum. Error Customer Code Entered Is Not Available For Use. Error - Date Out of Range. Please Re-Enter Date or Reset Minimum/Maximum Date. Error - Equipment Code Entered Is Not Available For Use.. Error - G/L Account Code Entered Is Not Available For Use. Error - Job Entered Has A Completed Status. Error Phase Code Entered Is Not Available For Use. Error - Record not in file CR.CNTR. Error - Update Not Completed. Locked Database Detail