Blackberry erasing emails on computer

[larrydomd]

Recently my comcast.net emails in the inbox are disappearing.  They are not in trash.  The emails can still be read on Blackberry but older onmes are gone.  I have not changed settings.  Can anyone stop this from happening again?

Thanks

[sHaY_j]

Do you have your Email filter turned on?

[larrydomd]

No filters are on