microsoft/mfcmapi

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MFCMAPI

Stars: 978
Forks: 170
Open beginner issues: 0
Indexed issues: 44
Avg merge: 1d 3h
Merged PRs (30d): 5

Dominant language: C++
License: MIT
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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44 open issues indexed

Logon fails due to missing VCRUNTIME140_1.dll for msmapi32.dll Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

microsoft/mfcmapi#981 · 1 comment · Opened Jul 1, 2026
flagReportTagVersion Open

microsoft/mfcmapi#978 · 1 assignee · Opened Jun 17, 2026
Cannot delete anything with MFCMAPI Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/mfcmapi#895 · 2 comments · Opened Oct 23, 2025
table.txt export of Content Table contains repeating row indices Open

microsoft/mfcmapi#882 · 1 assignee · Opened Sep 24, 2025
Unable to delete contacts in outlook classic Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/mfcmapi#881 · 1 comment · Opened Sep 21, 2025
Access Violation when Editing a PT_CLSID Property Open

microsoft/mfcmapi#854 · 1 comment · 1 assignee · Opened May 28, 2025
How to use MFCMAPI to open "Group Shard" and "Tenant Shard" Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/mfcmapi#795 · 1 comment · Opened Dec 18, 2024
Unable to delete item Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

microsoft/mfcmapi#788 · Opened Nov 28, 2024
Tables on Embedded Messages in MSG Open

microsoft/mfcmapi#778 · 1 assignee · Opened Nov 12, 2024
Crash on one Exchange Server when Perm Deleting more than about 3,000 Messages Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/mfcmapi#749 · Opened Aug 16, 2024
Code: MAPI_E_UNKNOWN_FLAGS == 0x80040106 Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/mfcmapi#737 · 2 comments · Opened Jul 15, 2024
MFCMAPI.exe - Can I query the RSS Feed settings of an Account with MFCMAPI? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/mfcmapi#705 · Opened Apr 22, 2024
MFCMapi.exe - Exist when trying to Export / Import -IPM.Configuration.Autocomplete Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/mfcmapi#660 · 2 comments · Opened Dec 2, 2023
Hierarchy tree incorrect after fixed folder deletion attempt Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

microsoft/mfcmapi#655 · Opened Nov 22, 2023
Unable to delete >64K PT_BINARY prop Open

bug

microsoft/mfcmapi#613 · 2 comments · 1 assignee · Opened Aug 27, 2023
Crash adding a 0-size string to a MV_UNICODE prop Open

bug

microsoft/mfcmapi#612 · 1 assignee · Opened Aug 26, 2023
SetColumns with a MVI_FLAG property fails with error Open

bug

microsoft/mfcmapi#609 · 1 assignee · Opened Aug 20, 2023
Access violation when importing MSG Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/mfcmapi#608 · Opened Aug 18, 2023
mfcmapi abends - Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/mfcmapi#602 · 1 comment · Opened Jul 29, 2023
Error importing Autocomplete Message Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/mfcmapi#580 · Opened Jun 5, 2023
Cannot use MFCMAPI to copy and paste personal retention policy tags from one folder to another Open

microsoft/mfcmapi#570 · 8 comments · 1 assignee · Opened Mar 28, 2023
MFCMapi doesn't delete stuck email, gives warning and does nothing Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/mfcmapi#563 · 1 comment · Opened Feb 20, 2023
Mfacmapi.exe 64 bit unable to locate autocomplete list (microsoft365 / outlook 10) Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/mfcmapi#561 · 1 comment · Opened Jan 15, 2023
Look at windows store publishing Open

enhancement

microsoft/mfcmapi#560 · 1 assignee · Opened Jan 11, 2023
Store view is empty at second MAPI logon Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/mfcmapi#552 · Opened Aug 11, 2022
PT_SYSTIME display is ambiguous Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/mfcmapi#542 · Opened Jun 20, 2022
Error when clicking on mailbox - 0x8004011D Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/mfcmapi#536 · 4 comments · Opened May 11, 2022
add list of installed add-ins to Help... dialog Open

enhancement

microsoft/mfcmapi#535 · 2 comments · 1 assignee · Opened Apr 14, 2022
MFCMapi.exe (x86) wont open on Windows 11 Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/mfcmapi#520 · 1 comment · Opened Dec 15, 2021
The software closes after IPM.Configuration.Autocomplete Delete Open

crash

microsoft/mfcmapi#513 · 8 comments · 1 assignee · Opened Oct 21, 2021
Property of tag 0x0E2F0003 may be known Open

microsoft/mfcmapi#467 · 1 reaction · 1 assignee · Opened Apr 28, 2021
I have documented the RWZ file format (PidTagRulesStreamW) - this could be a good addition to MFCMAPI Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/mfcmapi#465 · 2 reactions · Opened Apr 16, 2021
Named Prop Output Improvements Open

enhancement

microsoft/mfcmapi#399 · 1 assignee · Opened Jul 26, 2020
Allow for CSV export of folder views Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/mfcmapi#372 · Opened May 13, 2020
Document Symbol Location Open

microsoft/mfcmapi#356 · 1 assignee · Opened Apr 6, 2020
Add way to see DistList members Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/mfcmapi#319 · 1 comment · Opened Aug 20, 2019
how can I use mrmapi to retrieve an item by entryid Open

enhancement

microsoft/mfcmapi#309 · 1 comment · 1 reaction · 1 assignee · Opened Jul 26, 2019
.msg files with PR_MESSAGE_CLASS_W = REPORT.IPM.Note.NDR are not converted to .eml Open

microsoft/mfcmapi#291 · 3 comments · 1 assignee · Opened May 26, 2019
Add Compressed RTF editor Open

enhancement

microsoft/mfcmapi#284 · 1 assignee · Opened May 8, 2019
Multiple addressbook details dialogs hang when closing in different order Open

microsoft/mfcmapi#280 · 2 comments · 1 assignee · Opened Apr 17, 2019
LaunchWizard Fails Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/mfcmapi#164 · 1 comment · Opened Jun 25, 2018
Templates as attachments Open

enhancement

microsoft/mfcmapi#109 · 1 assignee · Opened Jan 30, 2018
Do HrGetAutoDiscoverXML Open

CODEPLEX

Difficulty 4/5 3-5 days Newbie friendliness 30/100

microsoft/mfcmapi#43 · Opened Apr 15, 2017
MrMAPI: Request to add an option to access another user's mailbox via service account logon Open

CODEPLEX

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/mfcmapi#41 · 1 reaction · Opened Apr 15, 2017

microsoft/mfcmapi

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