# Numerical error summary

The following table lists the Natural Access errors in numerical order:

Hex | Decimal | Error name
--- | --- | ---
0x1 | 1 | CTAERR_RESERVED
0x2 | 2 | CTAERR_FATAL
0x3 | 3 | CTAERR_BOARD_ERROR
0x4 | 4 | CTAERR_INVALID_CTAQUEUEHD
0x5 | 5 | CTAERR_INVALID_CTAHD
0x6 | 6 | CTAERR_OUT_OF_MEMORY
0x7 | 7 | CTAERR_BAD_ARGUMENT
0x8 | 8 | CTAERR_OUT_OF_RESOURCES
0x9 | 9 | CTAERR_NOT_IMPLEMENTED
0xA | 10 | CTAERR_NOT_FOUND
0xB | 11 | CTAERR_BAD_SIZE
0xC | 12 | CTAERR_INVALID_STATE
0xD | 13 | CTAERR_FUNCTION_NOT_AVAIL
0xE | 14 | CTAERR_FUNCTION_NOT_ACTIVE
0xF | 15 | CTAERR_FUNCTION_ACTIVE
0x10 | 16 | CTAERR_SHAREMEM_ACCESS
0x11 | 17 | CTAERR_INCOMPATIBLE_REVISION
0x12 | 18 | CTAERR_RESOURCE_CONFLICT
0x13 | 19 | CTAERR_INVALID_SEQUENCE
0x14 | 20 | CTAERR_DRIVER_OPEN_FAILED
0x15 | 21 | CTAERR_DRIVER_VERSION
0x16 | 22 | CTAERR_DRIVER_RECEIVE_FAILED
0x17 | 23 | CTAERR_DRIVER_SEND_FAILED
0x18 | 24 | CTAERR_DRIVER_ERROR
0x19 | 25 | CTAERR_TOO_MANY_OPEN_FILES
0x1A | 26 | CTAERR_INVALID_BOARD
0x1B | 27 | CTAERR_OUTPUT_ACTIVE
0x1C | 28 | CTAERR_CREATE_MUTEX_FAILED
0x1D | 29 | CTAERR_LOCK_TIMEOUT
0x1E | 30 | CTAERR_ALREADY_INITIALIZED
0x1F | 31 | CTAERR_NOT_INITIALIZED
0x20 | 32 | CTAERR_INVALID_HANDLE
0x21 | 34 | CTAERR_FILE_NOT_FOUND
0x22 | 33 | CTAERR_PATH_NOT_FOUND
0x23 | 35 | CTAERR_FILE_ACCESS_DENIED
0x24 | 36 | CTAERR_FILE_EXISTS
0x25 | 37 | CTAERR_FILE_OPEN_FAILED
0x26 | 38 | CTAERR_FILE_CREATE_FAILED
0x27 | 39 | CTAERR_FILE_READ_FAILED
0x28 | 40 | CTAERR_FILE_WRITE_FAILED
0x29 | 41 | CTAERR_DISK_FULL
0x2A | 42 | CTAERR_CREATE_EVENT_FAILED
0x2B | 43 | CTAERR_EVENT_TIMEOUT
0x2C | 44 | CTAERR_OS_INTERNAL_ERROR
0x2D | 45 | CTAERR_INTERNAL_ERROR
0x2E | 46 | CTAERR_DUPLICATE_CTAWAITOBJ
0x2F | 47 | CTAERR_NO_LICENSE
0x30 | 48 | CTAERR_LICENSE_EXPIRED
0x34 | 52 | CTAERR_WRONG_COMPAT_LEVEL
0x40 | 64 | CTAERR_LOAD_LIB
0x41 | 65 | CTAERR_SVR_COMM
0x42 | 66 | CTAERR_BAD_NAME
0x43 | 67 | CTAERR_ENUM_END
0x44 | 68 | CTAERR_EVNT_BUF
0x45 | 69 | CTAERR_INVALID_LIB
0x47 | 71 | CTAERR_INCOMPATIBLE_SERVICES
0x10000001 | 268435457 | CTAERR_INCOMPATIBLE_PARMS
0x10000002 | 268435458 | CTAERR_DUPLICATE_EXTPARMS
0x10000003 | 268435459 | CTAERR_WAIT_PENDING
0x10000004 | 268435460 | CTAERR_WAIT_FAILED
0x10000005 | 268435461 | CTAERR_INVALID_ADDRESS
0x10000006 | 268435462 | CTAERR_SERVICE_NOT_AVAILABLE
0x10000007 | 268435463 | CTAERR_SERVICE_ERROR
0x10000008 | 268435464 | CTAERR_SERVICE_IN_USE
0x10000009 | 268435465 | CTAERR_ALREADY_DEFINED
0x1000000A | 268435466 | CTAERR_TRACE_NOT_ENABLED