Click Accounts in the Tools menu option.Username and the password has to be re-typed: to successfully take this step, perform the following action step by step – If the problem is still not fixed then hop on the next step. Open the outbox folder and delete all the pending emails. All the emails of the Outbox have to be sent to Trash.For example, try to log in to your Google + account, if you login successfully then that’s great, else get in touch with the email provider to assign you a new username and password. Connect to the web: Take a test to check whether you can log in through the web-based app or not.My resolution to fix the aforesaid glitch involves three steps, by following these steps you can fix error code: 171799: Resolve the Error code 17199: “An unknown error has occurred in Outlook” Even if you re-install the MS office app you will not get rid of it. This OLM file the error code 17199 in the OLM files is a very stubborn error and it is really a tough task to fix it. If you import the Mac OLM files to Outlook for Windows without changing the format.When the Outlook application is being shut down improperly or forcefully.If the server of the Microsoft Exchange crashes.
Even if it is a portable data that is stored.
- If the storage media is corrupted it creeps into the system.
- If there is any kind of intervention while installing Mac Outlook then there is a chance that it might corrupt the OLM file.
- Sometimes the virus attacks the network which enters the Mac system and corrupts the existing OLM files.
- Crashing of the Outlook abruptly in the Mac causes the failure to access the Mac OLM files.
- Sometimes this could happen due to the following reasons:. These OLM files at times are not accessible due to the violation of certain conditions.
It uses the OLM files to store the user Mailbox information and saves it in the storage drive. Outlook for the Mac book has a different configuration. Use Third-Party Application to Resolve the error code: 171799.Resolve the Error code 17199: “An unknown error has occurred in Outlook”.