The user with SystemUserId= in OrganizationContext= is disabled – Dynamics365

Hi All,

When I try access CRM from another integrated system, I am getting below error. But specific user is enabled and Its under the specific organisation with read/write mode. 

Note : we are using dynamics365 – onprem – 8.2

Exception Says : 

The user with SystemUserId=e0afa00b-dd62-e711-80ce-4ccc6a1ba391 in OrganizationContext=aaaaaaa-bbbb-cccc-cccc-dddddddddddd is disabled

It was working well and good previously. but recently we are facing this issues. Please try to help me out if any one of you aware of this. 

Regards,

Swathi.