Microsoft office outlook is used to send or receive emails successfully and the most advanced featured that if provide the facilities to send emails in offline mode and as soon as internet connected the all emails of offline are sent to the destination. Peoples also use yahoo, Gmail, Rediffmail etc to send emails but they have not the advantage of offline sending or emails. Most of the organizations, companies use this application to send or receive emails. It has two files with extension .pst and .ost. PST file is the main file of outlook and it is responsible to do all activities. Sometime user tries to conference call from Microsoft Office Outlook 2007 R2 and due to some missing receive the error message as-
“Can’t open the program because Office Communicator or Office Communications Server Attendant is already running on your windows user account. Please close the running program then try again”
Cause of this error:-
It is easy to understand the details and cause of outlook error “Can’t open the program because Office Communicator or Office Communications Server Attendant is already running on your windows user account” because the error message indicates that whey you try to conference call from outlook then it stopped due to other running program. As we know that some of the activities of the system are as sensitive that if you run it and other program is also running then it can’t run so stopped.
How to fix this error:-
If you are getting error message in Communicator 2007 R2 when you try to join a conference call from Outlook then you need to fix it to connect conference call. If office communicator or other program is already running in your system then stop it and try again to connect to the conference call. It may be that the system has some malicious programs so it became unable to communicate so scan the system to make sure that the system is protected. You can also do that repair the pst file because if it is missing then its problems can be fixed. Update communicator outlook 2007 R2 and restart the office communicator 2007 R2 process. If you are getting this error first time then you can try that restart the system because many times system restart solve some missing problem such as connection problem, communicating to other programs problem etc.