| 0 | No error | 
| 1 | A file-system error was encountered on
the program file. | 
| 2 | Parameter errors | 
| 3 | Bounds violation (For subcode value, see
the Guardian Procedure Errors and Messages Manual.) | 
| 4 | A file-system error was encountered on
the user library file. | 
| 5 | Error while accessing swap file | 
| 6 | Error while accessing extended swap file | 
| 7 | File-system error on process file segment
(PFS) | 
| 8 | Illegal home terminal | 
| 9 | I/O error on home terminal | 
| 10 | Unable to communicate with system monitor
process | 
| 11 | Process name error | 
| 12 | Illegal program file format (For subcode
value, see the Guardian Procedure Errors and Messages Manual.) | 
| 13 | Illegal library file format (For subcode
value, see the Guardian Procedure Errors and Messages Manual.) | 
| 14 | Undefined externals | 
| 15 | No PCB available | 
| 16 | Unable to allocate MAP | 
| 17 | Unlicensed privileged program or library | 
| 18 | Library conflict | 
| 19 | Program file and library file are the
same | 
| 20 | Program file with an illegal device subtype | 
| 21 | Process device subtype specified in backup
process is not the same as primary  | 
| 22 | Backup creation specified, but caller
is unnamed | 
| 24 | DEFINE context propagation error | 
| 25 | DSC error:  Invalid ZZPIM file. | 
| 26 | Dynamic IOP error. | 
| 27 | Invalid process file segment (PFS) size  | 
| 29 | Unable to allocate a PRIV stack for the
process | 
| 30 | Unable to lock the PRIV stack for the
process | 
| 31 | Unable to allocate a main stack for the
process | 
| 32 | Unable to lock the main stack of a native
I/O process that is created dynamically | 
| 33 | Security inheritance error | 
| 35 | Internal error in the PROCESS_CREATE_
or the PROCESS_SPAWN_ procedure | 
| 36 | Child’s process file segment (PFS)
error | 
| 37 | Unable to allocate global data for the
process | 
| 38 | Unable to lock IOP global data for the
process | 
| 40 | The main stack maximum value, specified
either by the procedure call or by the object file, is too large. | 
| 41 | The heap maximum value, specified either
by the procedure call or by the object file, is too large. | 
| 42 | The space guarantee value, specified
either by the procedure call or by the object file, is too large. | 
| 43 | The process creation request specifies
two files that contain the same shared run-time library (SRL) names. | 
| 44 | Unable to find a shared run-time library
(SRL) specified by the program file | 
| 45 | Unable to find a shared run-time library
(SRL) specified by another SRL | 
| 46 | The process creation request specifies
too many shared run-time libraries (SRLs). | 
| 47 | The program file requires fixups to a
shared run-time library (SRL), but the program file is currently running. | 
| 48 | A shared run-time library (SRL) requires
fixups to another SRL. | 
| 49 | Security violation.  The program file
is not licensed, but a shared run-time library (SRL) containing instance
data is licensed. | 
| 50 | Security violation.  Either the program
file or shared run-time library (SRL) is licensed, but a shared run-time
library (SRL) is not licensed. | 
| 51 | The program file requires a symbol from
a shared run‑time library (SRL), but the SRL is not exporting it. | 
| 52 | The specified version, Z^VERSION, of
the ZSYS^DDL^PLAUNCH^PARMS structure is not supported. | 
| 53 | The specified version, Z^VERSION, of
the ZSYS^DDL^PLAUNCH^PARMS structure is incompatible with the specified
length, Z^LENGTH, of the structure. | 
| 54 | INTERNAL PROCESS CREATION ERROR | 
| 55 | THE SPECIFIED SPACE GUARANTEE CANNOT
BE ALLOCATED. | 
| 56 | INTERNAL PROCESS CREATION ERROR | 
| 57 | A shared run-time library (SRL) has undefined
externals. | 
| 58 | INTERNAL PROCESS CREATION ERROR | 
| 59 | INTERNAL PROCESS CREATION ERROR | 
| 60 | Security violation. A shared run-time
library (SRL) containing callable procedures must be licensed to be
used by callable or privileged code. | 
| 61 | Unable to allocate memory from system
pool. | 
| 62 | Symbolic reference target/source type
mismatch. | 
| 63 | External data references not resolved
to any user/system library. | 
| 64 | Unable to honor floattype attribute | 
| 65 | Referenced SRL is already in use | 
| 66 | Unable to honor floattype attribute of
a user library | 
| 67 | Unable to honor floattype attribute of
a DLL | 
| 68 | A define = _RLD is present but not valid | 
| 69 | A file system error was encountered on
the runtime loader library (rld) | 
| 70 | Invalid file format in the runtime loader
library (rld) | 
| 71 | Error loading or running the runtime
loader (rld) | 
| 72 | The runtime loader (rld) reported an
internal or unrecognized error | 
| 74 | Unresolved reference to a function | 
| 75 | A file-system error was encountered in
a DLL | 
| 76 | Invalid file format in a DLL | 
| 77 | An object file could not be loaded | 
| 78 | An unsupported operation was attempted | 
| 79 | A resource limitation was detected by
the runtime loader (rld) | 
| 104 | Unable to create OSS process. | 
| 106 | OSS START interpreter error | 
| 107 | OSS static variable error | 
| 108 | The calling process is not OSS  | 
| 110 | OSS current working directory error | 
| 111 | OSS file descriptor dup error | 
| 112 | OSS file descriptor open error | 
| 113 | OSS file descriptor open timeout error | 
| 114 | Cannot create OSS privileged process
(returned by PROCESS_SPAWN_ only) | 
| 115 | Unable to allocate global data or heap
for the process (returned by PROCESS_SPAWN_ only) | 
| 116 | Unable to propogate shared run-time
library (SRL) data (returned by PROCESS_SPAWN_ only) | 
| 3xx | Invalid file format on shared run-time
library (srl) numberxx.  (For subcode value, see the Guardian Procedure
Errors and Messages Manual.) | 
| 5xx | File-system error on shared run-time
library (SRL) number xx | 
| 1100 to 1499 |  Internal error within a module
of the operating system |