E-mail settings

Good afternoon, please help me with e-mail settings. When I try to send e-mail through the account module but then I have been log out from the system. In the log I see this error . I use admin profile

Information about logs:
Tue Dec 5 16:54:04 2017 [24993][-none-][FATAL] SECURITY: User authentication for admin failed
Tue Dec 5 16:54:04 2017 [24993][-none-][FATAL] FAILED LOGIN:attempts[1] - admin
Tue Dec 5 16:54:14 2017 [28507][-none-][FATAL] SECURITY: User authentication for admin failed
Tue Dec 5 16:54:14 2017 [28507][-none-][FATAL] FAILED LOGIN:attempts[1] - admin
Tue Dec 5 16:54:16 2017 [28507][-none-][FATAL] SECURITY: User authentication for admin failed
Tue Dec 5 16:54:16 2017 [28507][-none-][FATAL] FAILED LOGIN:attempts[2] - admin
Tue Dec 5 16:54:17 2017 [28507][-none-][FATAL] SECURITY: User authentication for admin failed
Tue Dec 5 16:54:17 2017 [28507][-none-][FATAL] FAILED LOGIN:attempts[3] - admin
Tue Dec 5 16:58:45 2017 [24992][1][SECURITY] User Administrator attempted to send an email using
incorrect email account settings in which they do not have access to.
Tue Dec 5 16:59:41 2017 [24995][1][SECURITY] User Administrator attempted to send an email using
incorrect email account settings in which they do not have access to.
Tue Dec 5 17:06:49 2017 [28487][1][SECURITY] User Administrator attempted to send an email using
incorrect email account settings in which they do not have access to.