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'No default mail client' error when running the PST processor

  • Type: Knowledgebase
  • Date changed: one year ago
Solution #00007451


ArchiveOne Enterprise, all versions



When running the PST processor on the client machine, you see the error:

"Either there is no default mail client or the current mail client cannot fulfill the messaging request. Please run Microsoft Office Outlook and set it as the default mail client."


Either Outlook is not set as the default mail client or the Outlook registry key is corrupted.


To set Outlook as the default mail client, follow the Microsoft article:Change which programs Windows uses by default

If Outlook is set as the default mail client and the error persists, the Outlook registry may be corrupt. The following Microsoft article describes how to resolve this: "Either there is no default mail client or the current mail client cannot fulfill the messaging request" error message when you send e-mail from third-party program in Outlook