| 0x1000 | 4096 | 0x98111000 | RTERR_INTERNAL | Internal error in the real-time system |
| 0x1001 | 4097 | 0x98111001 | RTERR_BADTIMERPERIODS | Timer value is not valid |
| 0x1002 | 4098 | 0x98111002 | RTERR_INVALIDTASKPTR | Task pointer has the invalid value 0 (zero) |
| 0x1003 | 4099 | 0x98111003 | RTERR_INVALIDSTACKPTR | Stack pointer has the invalid value 0 (zero) |
| 0x1004 | 4100 | 0x98111004 | RTERR_PRIOEXISTS | The request task priority is already assigned |
| 0x1005 | 4101 | 0x98111005 | RTERR_NOMORETCB | No free TCB (Task Control Block) available. The maximum number of TCBs is 64 |
| 0x1006 | 4102 | 0x98111006 | RTERR_NOMORESEMAS | No free semaphores available. The maximum number of semaphores is 64 |
| 0x1007 | | 4103 | | 0x98111007 |
| 0x100D | 4109 | 0x9811100D | RTERR_EXTIRQALREADYDEF | An external synchronization interrupt is already applied |
| 0x100E | 4110 | 0x9811100E | RTERR_EXTIRQNOTDEF | No external sync interrupt applied |
| 0x100F | 4111 | 0x9811100F | RTERR_EXTIRQINSTALLFAILED | Application of the external synchronization interrupt has failed |
| 0x1010 | 4112 | 0x98111010 | RTERR_IRQLNOTLESSOREQUAL | Call of a service function in the wrong context |
| 0x1018 | 4120 | 0x98111018 | RTERR_VMXDISABLED | Intel VT-x extension is not enabled in the BIOS |
| 0x1019 | 4121 | 0x98111019 | RTERR_VMXCONTROLSMISSING | Missing function in Intel VT-x extension |
| 0x101A | 4122 | 0x9811101A | RTERR_VMXENABLEFAILS | Activation of Intel VT-x fails |