So if this is the reason then contact your ISP administration to fix the problem.Īlso Read: How to fix Outlook Error 0x800ccc0d in Outlook Whenever there is an upsurge in your junk emails folder, the network administrators straightforwardly restricts SMTP server to prevent from spamming on the network. ISP blockageĪnother but rare reason for error 550 is ISP blockage. In this type of scenario, all you need to do is just check the recipient’s email address and correct it if wrongly inserted and send it right away. Many times the error may occur just because you entered an incorrect email address. Having this error doesn’t mean that you are facing some major problem. Verify that “Use same setting as my incoming mail server” is selected.Įnd it with OK > Apply > OK > Close.
Open MS Outlook Express > go to Tools menu > Accounts > Highlight an email account > Properties > Server tab > Under the Outgoing Mail Server > now check the “My server requires authentication” checkbox > Settings button. Make sure to “Use the same setting as my incoming server” is selected.Īlso Read: How to Fix Sending & Receiving Error in Outlook 2. Open MS Outlook > Tools menu > Email Accounts > View or change existing email accounts > Next > Highlight an email account > Change > More Settings > Outgoing Server tab > “My outgoing server (SMTP) requires authentication” option. Now follow these steps to configure your email client and fix error 550 in no time. It is a very easy process but depends on the tool and the version you are using. To resolve this error all you need to do is configure your email client to go through SMTP authentication. So here are some of the most efficient ways to fix this problem.Īlso Read: How to Fix Error 0x8004010F in Outlook Solution 1. Whatever is the reason for the error 550, I would recommend you to repair and fix it quickly to avoid future hindrance. So if you want to fix this error have to authenticate your email client. The SMTP servers are configured for authentication to outgoing emails. What this error represents is that your SMTP server was not able to deliver your send email. “550 Requested action not taken: mailbox unavailable” When you attempt to send emails through Microsoft Outlook or Outlook Express, the mail encounter a send error and the mail will return with a 550 error message stating as This can be caused by problems with your RAM, or issues with the register or some settings. The 0xc0000005 error usually appears when you’re trying to run a specific program. It happens when your computer isn’t able to process files and settings properly when you’re running a program in Windows. Let’s talk about one of the most widespread versions of the error: Access Violation. Most of the time, this is caused by hard drive issues such as fragmenting, hard drive corruption or bad sectors.Ĭase 1.
The error can happen during installation of the Windows operating system and halt the whole process.
The error code 0xc0000005 can be problematic if you want data redundancy. This is an annoying error, since it signifies direct or indirect data loss. Accessing a location or data from a location can cause this error to show up. Caused by temporary hardware issues, the Error code 0xc0000005 can appear when you open a simple program in Windows.