| 100 | Task Started |
| 101 | Task Start Failed |
| 102 | Task completed |
| 103 | Action start failed |
| 106 | Task registered |
| 107 | Task triggered on scheduler |
| 108 | Task triggered on event |
| 110 | Task triggered by user |
| 111 | Task terminated |
| 118 | Task triggered by computer startup |
| 119 | Task triggered on logon |
| 129 | Created Task Process |
| 135 | Launch condition not met, machine not idle |
| 140 | Task registration updated |
| 141 | Task registration deleted |
| 142 | Task disabled |
| 200 | Action started |
| 201 | Action completed |
| 203 | Action failed to start |
| 301 | Task engine properly shut down |
| 310 | Task Engine started |
| 311 | Task Engine failed to start |
| 314 | Task Engine idle |
| 317 | Task Engine started |
| 318 | Task engine properly shut down |
| 319 | Task Engine received message to start task |
| 322 | Launch request ignored, instance already running |
| 329 | Task stopping due to timeout reached |
| 332 | Launch condition not met, user not logged-on |
| 400 | Service started |
| 411 | Service signaled time change |
| 700 | Compatibility module started |
