Hello,
Since two months I can see many entries with the below sentences in SQL logs.
2017-04-24 22:01:43.900 spid31s SSBDT: Dialog timer delete during registration (did: 725D87C0-8AAF-4383-BCFC-725AC025CD1D:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:02:41.290 spid31s SSBDT: Dialog timer delete during registration (did: 6F5BF516-934A-45E4-B1B1-D60DF3401B4E:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:03:17.650 spid31s SSBDT: Dialog timer delete during registration (did: F044EE94-7203-4FF5-9BB6-00D21B86E686:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:03:22.350 spid31s SSBDT: Dialog timer delete during registration (did: 0B92D137-915C-4920-9C69-541F87266D90:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:03:37.980 spid31s SSBDT: Dialog timer delete during registration (did: 958A51D1-B18F-410F-93B5-358D10C81EF5:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:03:40.310 spid31s SSBDT: Dialog timer delete during registration (did: 14373439-9330-4E2C-BF2B-6901A3ED42BF:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:07:39.000 spid31s SSBDT: Dialog timer delete during registration (did: 6E9C57B7-BDD5-42BC-BA9A-A5A3F97DC91A:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:08:02.360 spid31s SSBDT: Dialog timer delete during registration (did: 98B47642-1373-4EF7-86B0-E320B48611A9:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:08:02.480 spid31s SSBDT: Dialog timer delete during registration (did: 1D1263CE-151D-4C64-90BA-4293A29D6BD0:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:09:27.750 spid31s SSBDT: Dialog timer delete during registration (did: C7D98CCF-F67D-450B-870B-0242585E9B07:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:09:36.700 spid31s SSBDT: Dialog timer delete during registration (did: 0D243BC3-6B83-45A0-AF2B-E4AF24098B9D:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:09:51.270 spid31s SSBDT: Dialog timer delete during registration (did: 4CCDA7EA-FB1E-44C7-9234-C0D7C8484750:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:10:15.450 spid31s SSBDT: Dialog timer delete during registration (did: 2A515B80-9AFA-45F2-9ECB-1328BBB63852:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:11:10.770 spid31s SSBDT: Dialog timer delete during registration (did: 9920B4CC-EF38-4A8C-A3AE-FAADD7D75267:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:11:15.610 spid31s SSBDT: Dialog timer delete during registration (did: 4ABA0501-7CD2-4F58-9B59-49A7A9799092:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:11:20.960 spid31s SSBDT: Dialog timer delete during dispatch (did: 8FAECCF7-6AC5-4FB2-84DC-4927E839D028:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:13:24.770 spid31s SSBDT: Dialog timer delete during registration (did: A932AF41-C0D0-4234-899B-5E5A4565F924:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:13:24.910 spid31s SSBDT: Dialog timer delete during registration (did: 00F178A3-640D-44E4-9C39-A69271B279C9:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:13:42.310 spid31s SSBDT: Dialog timer delete during dispatch (did: 20D9F06E-BC29-4BA5-9623-E08765B42BC7:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:14:00.290 spid31s SSBDT: Dialog timer delete during registration (did: AA47FA4F-F793-4D89-BBCB-2E434596476F:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:16:31.660 spid31s SSBDT: Dialog timer delete during registration (did: DD35C46C-7EF0-410F-B78D-CB38DFBD4DEB:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:17:06.290 spid31s SSBDT: Dialog timer delete during registration (did: E857E323-ED31-4FEC-9AB9-39115D50CA4E:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:18:47.130 spid31s SSBDT: Dialog timer delete during registration (did: CEDC4256-B4F2-4844-B2DA-9F49C41DE529:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:19:06.390 spid31s SSBDT: Dialog timer delete during registration (did: 2ACDA3E2-4449-46A8-8A64-E8DF072FEF2A:Initiator, OpType: CloseDialog OpResult: Null)
2017-04-24 22:21:30.410 spid31s SSBDT: Dialog timer delete during dispatch (did: E09596A9-CD56-4597-B428-DE392D542E29:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:22:32.890 spid31s SSBDT: Dialog timer delete during dispatch (did: EC39EEE2-ACC5-49F4-A375-2CC3EA2C68CD:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:23:01.630 spid31s SSBDT: Dialog timer delete during dispatch (did: DF7D37D2-C4C6-403B-AD77-EC070EC47F36:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:23:25.520 spid31s SSBDT: Dialog timer delete during dispatch (did: 8FDB1B72-8C0B-49F3-B305-93DC9F52EC72:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:25:22.860 spid31s SSBDT: Dialog timer delete during dispatch (did: 8E7E1C64-16C7-4BB9-A77C-717B1BDF5859:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:25:45.920 spid31s SSBDT: Dialog timer delete during dispatch (did: E47E8924-8741-48B0-BB55-2B573247CEE7:Target, OpType: DialogCleanupDispatch OpResult: Null)
2017-04-24 22:27:17.560 spid31s SSBDT: Dialog timer delete during dispatch (did: CBE4F1C7-A98D-424E-AD0D-339727F76937:Target, OpType: DialogCleanupDispatch OpResult: Null)
We are using SQL server 2012 SP3
Do you know what could be the source of that problem?
We could not find info....