Random error when you try to send an email

Description

If you want to send an email, random and unexpected error occurs. The log displays this error message:

Message: System.ArgumentException: Could not complete the operation. One or more parameter values are not valid.
v Microsoft.Office.Interop.Outlook._MailItem.Save()
v eWay.Core.OutlookAccess.MailItem.OnSave()
v eWay.Core.OutlookAccess.ItemBase.Save()
v eWay.Core.Office.Addins.EmailsAddin.Connect.TrackSentMail(MailItem mailItem)
v eWay.Core.Office.Addins.EmailsAddin.Connect.OutlookApplication_ItemSend(Object item, Boolean& cancel)

TargetSite: Void Save()
Source: Microsoft Outlook
StackTrace:
v Microsoft.Office.Interop.Outlook._MailItem.Save()
v eWay.Core.OutlookAccess.MailItem.OnSave()
v eWay.Core.OutlookAccess.ItemBase.Save()
v eWay.Core.Office.Addins.EmailsAddin.Connect.TrackSentMail(MailItem mailItem)
v eWay.Core.Office.Addins.EmailsAddin.Connect.OutlookApplication_ItemSend(Object item, Boolean& cancel)

Version

All versions of eWay-CRM

Difficulty

Low

Resolution

The error is caused by the incorrect value of email address in the auto-complete list (the function that auto-complete email address when you type it in the To... or other field).

Option 1: Delete the incorrect contact

If you know what contact you are sending email is typed incorrectly, just erase it from the email using Delete key.

Option 2: Empty auto-complete list in MS Outlook

If you want to be sure that the issue won't repeat, you need to empty the whole auto-complete list. Go to File > Options and select the Mail section where you can find the Empty Auto-Complete List button.

Click the Empty Auto-Complete List button and you erase the whole auto-complete list.

Option 3: Empty auto-complete list using Command Line

If you have turned off your MS Outlook, you can empty auto-complete list using Command Line in MS Windows.

Go to the Command Line in MS Windows and type this command:

outlook.exe /cleanautocompletecache

The issue will be resolved when you start your MS Outlook again.