Microsoft-Windows-Spellchecking-Host

Event	Title	Channel	Sample	Rule
0	Failed instantiating third-party spellchecking provider: CLSID clsid, HRESULT …	Application	N	N
1	Failed instantiating third-party spellchecker: Language tag string, HRESULT …	Application	N	N
2	Failed initializing wordlist Wordlist in third-party spellchecker with Language …	Application	N	N
3	Host started initializing third-party provider with wordlist Wordlist.	Analytic	N	N
4	Host finished initializing third-party provider with wordlist Wordlist.	Analytic	N	N

Event ID 0: Failed instantiating third-party spellchecking provider: CLSID clsid, HRESULT hresult.

Failed instantiating third-party spellchecking provider: CLSID %1, HRESULT %2.

Name	Description
`clsid` GUID
`hresult` UInt32

Failed instantiating third-party spellchecker: Language tag %1, HRESULT %2.

Name	Description
`string` UnicodeString
`hresult` UInt32

Failed initializing wordlist Wordlist in third-party spellchecker with Language tag String, HRESULT Hresult. The spellchecker will remain available.

Failed initializing wordlist %1 in third-party spellchecker with Language tag %2, HRESULT %3. The spellchecker will remain available.

Host started initializing third-party provider with wordlist %1.

Name	Description
`Wordlist` UInt32

Host finished initializing third-party provider with wordlist %1.

Name	Description
`Wordlist` UInt32

ETW provider GUID 1bda2ab1-bbc1-4acb-a849-c0ef2b249672

Defined in MsSpellCheckingHost.exe, which carries the event manifest.

WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.4294, captured 2026-06-02 — Manifest XML pack, 1.9 MB
Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.4652, captured 2026-06-02 — Manifest XML pack, 2.0 MB