Rancher server - Failed to Waiting for dependencies for instance

I have an urgent issue. From rancher server I’m getting this error:

2017-04-01 22:44:03,803 ERROR [:] [] [] [] [cutorService-14] [o.a.c.m.context.NoExceptionRunnable ] Expected state running but got stopped: instance is not running : Dependencies readiness error
2017-04-01 22:44:08,788 ERROR [9e4b5745-5d79-4384-bcbf-d0564f048493:3236608] [instance:70770] [instance.start->(InstanceStart)] [] [cutorService-11] [i.c.p.process.instance.InstanceStart] Failed to Waiting for dependencies for instance [70770]
2017-04-01 22:44:08,803 ERROR [78550c2d-f611-49d2-87b6-5a07150a681b:3236609] [instance:91438] [instance.start->(InstanceStart)] [] [cutorService-13] [i.c.p.process.instance.InstanceStart] Failed to Waiting for dependencies for instance [91438]
2017-04-01 22:44:08,805 ERROR [58803323-1948-4a35-9235-235d08219f96:3236607] [instance:70742] [instance.start->(InstanceStart)] [] [cutorService-12] [i.c.p.process.instance.InstanceStart] Failed to Waiting for dependencies for instance [70742]
2017-04-01 22:44:43,411 ERROR [281bfbf7-6b10-4aa7-aaad-c1eed2f02b6a:3236619] [instance:70743] [instance.start->(InstanceStart)] [] [ecutorService-2] [i.c.p.process.instance.InstanceStart] Failed to Waiting for dependencies for instance [70743]
2017-04-01 22:44:43,412 ERROR [dced3187-a71a-4d77-bb98-ab27f311d6b9:3236620] [instance:70775] [instance.start->(InstanceStart)] [] [cutorService-10] [i.c.p.process.instance.InstanceStart] Failed to Waiting for dependencies for instance [70775]
2017-04-01 22:44:43,414 ERROR [b4f8e5d4-6cde-4d0f-859d-259fee82d807:3236621] [instance:91445] [instance.start->(InstanceStart)] [] [cutorService-15] [i.c.p.process.instance.InstanceStart] Failed to Waiting for dependencies for instance [91445]
2017-04-01 22:44:50,869 WARN  [:] [] [] [] [TaskScheduler-1] [i.c.p.core.cleanup.TableCleanup     ] [Rows Skipped] service_consume_map=1 volume=11 instance=100 service_index=53 service=25 environment=3 storage_pool=2 agent=100 account=100
2017-04-01 22:44:58,493 ERROR [f608b4ae-4fac-4a5b-a73f-00d34d42ce66:3166086] [service:85] [service.update] [] [cutorService-12] [c.p.e.p.i.DefaultProcessInstanceImpl] Expected state running but got stopped: instance is not running : Dependencies readiness error
2017-04-01 22:44:58,508 ERROR [:] [] [] [] [cutorService-12] [.e.s.i.ProcessInstanceDispatcherImpl] Expected state running but got stopped: instance is not running : Dependencies readiness error

At the moment rancher is unreachable.

Have you idea how can I fix this issue?