| 0x500 | 1280 | 0x98110500 | ROUTERERR_NOLOCKEDMEMORY | Locked memory cannot be allocated |
| 0x501 | 1281 | 0x98110501 | ROUTERERR_RESIZEMEMORY | The router memory size could not be changed |
| 0x502 | 1282 | 0x98110502 | ROUTERERR_MAILBOXFULL | The mailbox has reached the maximum number of possible messages |
| 0x503 | 1283 | 0x98110503 | ROUTERERR_DEBUGBOXFULL | The Debug mailbox has reached the maximum number of possible messages |
| 0x504 | 1284 | 0x98110504 | ROUTERERR_UNKNOWNPORTTYPE | The port type is unknown |
| 0x505 | 1285 | 0x98110505 | ROUTERERR_NOTINITIALIZED | The router is not initialized |
| 0x506 | 1286 | 0x98110506 | ROUTERERR_PORTALREADYINUSE | The port number is already assigned |
| 0x507 | 1287 | 0x98110507 | ROUTERERR_NOTREGISTERED | The port is not registered |
| 0x508 | 1288 | 0x98110508 | ROUTERERR_NOMOREQUEUES | The maximum number of ports has been reached |
| 0x509 | 1289 | 0x98110509 | ROUTERERR_INVALIDPORT | The port is invalid |
| 0x50A | 1290 | 0x9811050A | ROUTERERR_NOTACTIVATED | The router is not active |
| 0x50B | 1291 | 0x9811050B | ROUTERERR_FRAGMENTBOXFULL | The mailbox has reached the maximum number for fragmented messages |
| 0x50C | 1292 | 0x9811050C | ROUTERERR_FRAGMENTTIMEOUT | A fragment timeout has occurred |
| 0x50D | 1293 | 0x9811050D | ROUTERERR_TOBEREMOVED | The port is removed |