Microsoft-Windows-Kernel-AppCompat

18 events across 2 channels

Event ID	Title	Channel
1	The executable ExecutablePath received an access denied error when trying to …	General
2		Performance
3		Performance
4		Performance
5		Performance
6		Performance
7		Performance
8		Performance
9		Performance
10		Performance
11		Performance
12		Performance
13		Performance
14		Performance
15		Performance
16		Performance
17		Performance
18	{Remote Registy Service} Access Denied to key: KeyName under parent key: …	General

Event ID 1 — The executable ExecutablePath received an access denied error when trying to modify the registry key RegistryPath.

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: General
Opcode: Info

Description

The executable ExecutablePath received an access denied error when trying to modify the registry key RegistryPath.

Message #

The executable %2 received an access denied error when trying to modify the registry key %4.

Fields #

Name	Description
`ExecutablePathLength` UInt16	—
`ExecutablePath` UnicodeString	—
`RegistryPathLength` UInt16	—
`RegistryPath` UnicodeString	—

Event ID 2 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatCacheInit
Opcode: Start

Event ID 3 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatCacheInit
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Event ID 4 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatCacheUpdate
Opcode: Start

Event ID 5 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatCacheUpdate
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Event ID 6 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatCacheQuery
Opcode: Start

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "6",
    "version": "0",
    "level": "4",
    "task": "2",
    "opcode": "1",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.711292600+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "10576",
      "thread_id": "12592"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {},
  "message": ""
}

Event ID 7 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatCacheQuery
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "7",
    "version": "0",
    "level": "4",
    "task": "2",
    "opcode": "2",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.711411300+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "10576",
      "thread_id": "12592"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "StatusCode": "0x0"
  },
  "message": ""
}

Event ID 8 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatCdbQuery
Opcode: Start

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "8",
    "version": "0",
    "level": "4",
    "task": "3",
    "opcode": "1",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.584925400+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "11396",
      "thread_id": "684"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {},
  "message": ""
}

Event ID 9 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatCdbQuery
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "9",
    "version": "0",
    "level": "4",
    "task": "3",
    "opcode": "2",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.584927900+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "11396",
      "thread_id": "684"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "StatusCode": "0x0"
  },
  "message": ""
}

Event ID 10 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatMapQuirks
Opcode: Start

Event ID 11 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatMapQuirks
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Event ID 12 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatUserModeQuery
Opcode: Start

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "12",
    "version": "0",
    "level": "4",
    "task": "6",
    "opcode": "1",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.709619200+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "15228",
      "thread_id": "9728"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {},
  "message": ""
}

Event ID 13 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatUserModeQuery
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "13",
    "version": "0",
    "level": "4",
    "task": "6",
    "opcode": "2",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.710924500+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "15228",
      "thread_id": "9728"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "StatusCode": "0x0"
  },
  "message": ""
}

Event ID 14 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatSdbQuery
Opcode: Start

Event ID 15 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Task: CompatSdbQuery
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Event ID 16 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatCacheQueryProcess
Opcode: Start

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "16",
    "version": "0",
    "level": "4",
    "task": "8",
    "opcode": "1",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.709698700+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "15228",
      "thread_id": "9728"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {},
  "message": ""
}

Event ID 17 —

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: Performance
Level: Informational
Task: CompatCacheQueryProcess
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	—

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-AppCompat",
    "guid": "{16a1adc1-9b7f-4cd9-94b3-d8296ab1b130}",
    "event_source_name": "",
    "event_id": "17",
    "version": "0",
    "level": "4",
    "task": "8",
    "opcode": "2",
    "keywords": 4611686018427387904,
    "time_created": "2026-03-15T04:33:34.710918300+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{00000000-0000-0000-0000-000000000000}"
    },
    "execution": {
      "process_id": "15228",
      "thread_id": "9728"
    },
    "channel": "Microsoft-Windows-Kernel-AppCompat/Performance",
    "computer": "",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "StatusCode": "0x0"
  },
  "message": ""
}

Event ID 18 — {Remote Registy Service} Access Denied to key: KeyName under parent key: ParentKeyName as the parent is mentioned under AllowedExactPaths and hence subkey cannot b...

Provider: Microsoft-Windows-Kernel-AppCompat
Channel: General

Description

{Remote Registy Service} Access Denied to key: KeyName under parent key: ParentKeyName as the parent is mentioned under AllowedExactPaths and hence subkey cannot be accessed.

Message #

{Remote Registy Service} Access Denied to key: %2 under parent key: %4 as the parent is mentioned under AllowedExactPaths and hence subkey cannot be accessed.

Fields #

Name	Description
`KeyNameLength` UInt16	—
`KeyName` UnicodeString	—
`ParentKeyNameLength` UInt16	—
`ParentKeyName` UnicodeString	—