Exchange Server Event ID 7024, 1026, 9542 and 5000

Hello, Exchange Server I will talk about some error logs that you may encounter while using and the reasons for these logs. These logs are the failure of services to start and Exchange Information StoreIt may be caused by problems such as not being able to start.

Exchange Server Event ID 7024

Event Type:Error

Event Source:Service Control Manager

Event Category:None

Event ID:7024

Description:

The Microsoft Exchange Information Store service terminated with service specific error 0.

Exchange Server Event ID 1026

Event Type:Error

Event Source:POP3SVC

Event Category:General

Event ID:1026

Description:

Initialization of the POP3 external interface failed with error 0x0.

Data: 0000: ec 00 11 00

Exchange Server Event ID 9542

Event Type:Error

Event Source:MSExchangeIS

Event Category:General

Event ID:9542

Description:

Initialization of external interface NNTP failed; Error ecNotInitialized-MAPI_E_NOT_INITIALIZED.

Exchange Server Event ID 5000

Event Type:Error

Event Source:MSExchangeIS

Event Category:General

Event ID:5000

Description:

Unable to initialize the Microsoft Exchange Information Store service. Error 0x80040605.

These errors usually occur in, Exchange Information Store and other Exchange services are not starting. To resolve the issue, you need to check if the following registry key is missing:

  • HKEY_LOCAL_MACHINESoftwareMicrosoftExchangeSetup
  • Value Name: Services
  • Value Type: String
  • Value: Exchange Server Installation Path

If this key is missing or inaccessible, it may cause services to fail to start. If this value is missing, you can fix the problem by performing the necessary correction.


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