Salut Toony,
J’avais déjà essayé cela quand j’ai vu que je n’avais pas mon téléphone qui apparaissait dans la liste mais…rien à faire…j’ai toujours pas le téléphone qui apparaît malgré l’autorisation de n’importe quel appareil 
voilà ce que j’ai dans les logs:
...
==> bm-eas/requests.log <==
2017-01-23 13:40:52,100 [vert.x-eventloop-thread-7] n.b.v.c.r.i.WrappedResponse INFO - [m: OPTIONS, rid: 3, ua: Android/6.0-EAS-2.0, user: monprofil@mondomaine, cmd: null, device: null, type: validate, pv: 0.0, http.out: 200] completed in 86ms.
==> bm-eas/eas.log <==
2017-01-23 13:40:52,100 [vert.x-eventloop-thread-7] n.b.v.c.r.i.WrappedResponse INFO - [m: OPTIONS, rid: 3, ua: Android/6.0-EAS-2.0, user: monprofil@mondomaine, cmd: null, device: null, type: validate, pv: 0.0, http.out: 200] completed in 86ms.
==> bm-eas/user-eas-monprofil_at_mondomaine.log <==
2017-01-23 13:40:52,100 [vert.x-eventloop-thread-7] n.b.v.c.r.i.WrappedResponse INFO - [m: OPTIONS, rid: 3, ua: Android/6.0-EAS-2.0, user: monprofil@mondomaine, cmd: null, device: null, type: validate, pv: 0.0, http.out: 200] completed in 86ms.
==> bm-eas/eas.log <==
2017-01-23 13:40:52,514 [vert.x-worker-thread-12] n.b.e.b.b.p.PartnershipProvider ERROR - null
java.lang.NullPointerException: null
at net.bluemind.eas.backend.bm.partnership.PartnershipProvider.setupAndCheck(PartnershipProvider.java:85) ~[net.bluemind.eas.backend.bm_3.1.20739.jar:na]
at net.bluemind.eas.busmods.DeviceValidationVerticle$1.handle(DeviceValidationVerticle.java:48) [net.bluemind.eas.busmods_3.1.20739.jar:na]
at net.bluemind.eas.busmods.DeviceValidationVerticle$1.handle(DeviceValidationVerticle.java:1) [net.bluemind.eas.busmods_3.1.20739.jar:na]
at org.vertx.java.core.eventbus.impl.DefaultEventBus$11.run(DefaultEventBus.java:963) [io.vertx.core_2.1.6.bm4.jar:na]
at org.vertx.java.core.impl.DefaultContext$3.run(DefaultContext.java:175) [io.vertx.core_2.1.6.bm4.jar:na]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_72]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_72]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_72]
==> bm-eas/user-eas-anonymous.log <==
2017-01-23 13:40:52,514 [vert.x-worker-thread-12] n.b.e.b.b.p.PartnershipProvider ERROR - null
java.lang.NullPointerException: null
at net.bluemind.eas.backend.bm.partnership.PartnershipProvider.setupAndCheck(PartnershipProvider.java:85) ~[net.bluemind.eas.backend.bm_3.1.20739.jar:na]
at net.bluemind.eas.busmods.DeviceValidationVerticle$1.handle(DeviceValidationVerticle.java:48) [net.bluemind.eas.busmods_3.1.20739.jar:na]
at net.bluemind.eas.busmods.DeviceValidationVerticle$1.handle(DeviceValidationVerticle.java:1) [net.bluemind.eas.busmods_3.1.20739.jar:na]
at org.vertx.java.core.eventbus.impl.DefaultEventBus$11.run(DefaultEventBus.java:963) [io.vertx.core_2.1.6.bm4.jar:na]
at org.vertx.java.core.impl.DefaultContext$3.run(DefaultContext.java:175) [io.vertx.core_2.1.6.bm4.jar:na]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_72]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_72]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_72]
...
==> bm-eas/eas.log <==
2017-01-23 13:40:52,515 [vert.x-eventloop-thread-1] n.b.e.h.i.DeviceValidationHandler WARN - [monprofil@mondomaine] device androidXXXXXXXXX not authorized.
2017-01-23 13:40:52,516 [vert.x-eventloop-thread-1] n.b.v.c.r.i.WrappedResponse INFO - [m: POST, rid: 4, ua: Android/6.0-EAS-2.0, user: monprofil@mondomaine, cmd: FolderSync, device: androidXXXXXXXXX, type: Android, pv: 14.1, http.out: 403] completed in 28ms.
==> bm-eas/user-eas-anonymous.log <==
2017-01-23 13:40:52,515 [vert.x-eventloop-thread-1] n.b.e.h.i.DeviceValidationHandler WARN - [monprofil@mondomaine] device androidXXXXXXXXX not authorized.
2017-01-23 13:40:52,516 [vert.x-eventloop-thread-1] n.b.v.c.r.i.WrappedResponse INFO - [m: POST, rid: 4, ua: Android/6.0-EAS-2.0, user: monprofil@mondomaine, cmd: FolderSync, device: androidXXXXXXXXX, type: Android, pv: 14.1, http.out: 403] completed in 28ms.
...
...
Merci