Export Excel not work in version 8.10.1-jira7 in jira (7.2.3 server)

During export test cases nothing any action and in background this error would be appeared:   http-nio-8080-exec-24 ERROR  756x2093499x2 1k1lqhp ...... /rest/tests/1.0/project/12003/export [c.a.p.r...