diff --git a/server/AyaNova/Controllers/AttachmentController.cs b/server/AyaNova/Controllers/AttachmentController.cs
index 5da0efc0..964e1ddd 100644
--- a/server/AyaNova/Controllers/AttachmentController.cs
+++ b/server/AyaNova/Controllers/AttachmentController.cs
@@ -471,6 +471,7 @@ namespace AyaNova.Api.Controllers
                 //TODO: notify OPSNOTIFY
                 //TODO: notify this should trigger some kind of notification to the ops people
                 //and a red light on the dashboard
+                //TODO: this should reset the validity
 
                 var errText = $"Physical file {dbObj.StoredFileName} not found despite attachment record, this file is missing";
                 log.LogError(errText);
diff --git a/server/AyaNova/biz/AttachmentBiz.cs b/server/AyaNova/biz/AttachmentBiz.cs
new file mode 100644
index 00000000..09217c3c
--- /dev/null
+++ b/server/AyaNova/biz/AttachmentBiz.cs
@@ -0,0 +1,109 @@
+using System.Threading.Tasks;
+using AyaNova.Util;
+using AyaNova.Api.ControllerHelpers;
+using AyaNova.Models;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Threading.Tasks;
+using System.Collections.Generic;
+using AyaNova.Models;
+using AyaNova.Biz;
+using Microsoft.Extensions.Logging;
+using Bogus;
+using AyaNova.Api.ControllerHelpers;
+using System.Diagnostics;
+
+
+namespace AyaNova.Biz
+{
+
+
+    /// <summary>
+    /// Handle attachment file related cleanup and checking
+    /// </summary>
+    internal class AttachmentBiz : BizObject, IJobObject
+    {
+        internal AttachmentBiz(AyContext dbcontext, long currentUserId, AuthorizationRoles userRoles)
+        {
+            ct = dbcontext;
+            UserId = currentUserId;
+            CurrentUserRoles = userRoles;
+            BizType = AyaType.FileAttachment;
+        }
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////
+        //JOB / OPERATIONS
+        //
+        public async Task HandleJobAsync(OpsJob job)
+        {
+            //Hand off the particular job to the corresponding processing code
+            //NOTE: If this code throws an exception the caller (JobsBiz::ProcessJobsAsync) will automatically set the job to failed and log the exeption so 
+            //basically any error condition during job processing should throw up an exception if it can't be handled
+
+            //There might be future other job types so doing it like this for all biz job handlers for now
+            switch (job.JobType)
+            {
+                case JobType.AttachmentMaintenance:
+                    await ProcessAttachmentMaintenanceAsync(job);
+                    break;
+                default:
+                    throw new System.ArgumentOutOfRangeException($"AttachmentBiz.HandleJobAsync -> Invalid job type{job.JobType.ToString()}");
+            }
+        }
+
+
+        /// <summary>
+        /// Handle the job
+        /// </summary>
+        /// <param name="job"></param>
+        private async Task ProcessAttachmentMaintenanceAsync(OpsJob job)
+        {
+            ILogger log = AyaNova.Util.ApplicationLogging.CreateLogger("AttachmentMaintenanceJob");
+            ApiServerState apiServerState = (ApiServerState)ServiceProviderProvider.Provider.GetService(typeof(ApiServerState));
+
+            //get the current server state so can set back to it later
+            ApiServerState.ServerState wasServerState = apiServerState.GetState();
+            string wasReason = apiServerState.Reason;
+            try
+            {
+                await JobsBiz.UpdateJobStatusAsync(job.GId, JobStatus.Running);
+                await JobsBiz.LogJobAsync(job.GId, $"Starting...");
+                apiServerState.SetOpsOnly("Attachment file maintenance");
+
+                //JObject jobData = JObject.Parse(job.JobInfo);
+                // var seedLevel = (Seeder.Level.SeedLevel)jobData["seedLevel"].Value<int>();
+                // var timeZoneOffset = jobData["timeZoneOffset"].Value<decimal>();
+                // var seed = new Util.Seeder();
+                // await seed.SeedDatabaseAsync(seedLevel, job.GId, timeZoneOffset);
+
+
+                await JobsBiz.LogJobAsync(job.GId, "Finished.");
+                await JobsBiz.UpdateJobStatusAsync(job.GId, JobStatus.Completed);
+            }
+            catch (Exception ex)
+            {
+                log.LogError(ex, "AttachmentMaintenanceJob error during ops");
+
+                await JobsBiz.LogJobAsync(job.GId, $"AttachmentMaintenanceJob error during ops\r\n{ex.Message}");
+                throw ex;
+            }
+            finally
+            {
+                log.LogInformation($"AttachmentMaintenanceJob: setting server state back to {wasServerState.ToString()}");
+                apiServerState.SetState(wasServerState, wasReason);
+            }
+        }
+
+
+
+        //Other job handlers here...
+
+
+
+        /////////////////////////////////////////////////////////////////////
+
+    }//eoc
+
+
+}//eons
+
diff --git a/server/AyaNova/biz/JobType.cs b/server/AyaNova/biz/JobType.cs
index 1a02f375..bc97402c 100644
--- a/server/AyaNova/biz/JobType.cs
+++ b/server/AyaNova/biz/JobType.cs
@@ -12,7 +12,8 @@ namespace AyaNova.Biz
         CoreJobSweeper = 2,
         SeedTestData = 4,
         BulkCoreBizObjectOperation = 5,
-        Backup = 6
+        Backup = 6,
+        AttachmentMaintenance=7
 
     }
 
diff --git a/server/AyaNova/biz/JobsBiz.cs b/server/AyaNova/biz/JobsBiz.cs
index 6c60c35e..46e2d0bf 100644
--- a/server/AyaNova/biz/JobsBiz.cs
+++ b/server/AyaNova/biz/JobsBiz.cs
@@ -284,6 +284,9 @@ namespace AyaNova.Biz
                     case JobType.SeedTestData:
                         o = (IJobObject)BizObjectFactory.GetBizObject(AyaType.TrialSeeder, ct);
                         break;
+                    case JobType.AttachmentMaintenance:
+                        o = (IJobObject)BizObjectFactory.GetBizObject(AyaType.FileAttachment, ct);
+                        break;
                     case JobType.BulkCoreBizObjectOperation:
                         //bulk op, hand off to biz object to deal with
                         //note, convention is that there is an idList in job.jobinfo json if preselected else it's all objects of type
diff --git a/server/AyaNova/models/FileAttachment.cs b/server/AyaNova/models/FileAttachment.cs
index 4b7908c8..7ca4f76f 100644
--- a/server/AyaNova/models/FileAttachment.cs
+++ b/server/AyaNova/models/FileAttachment.cs
@@ -7,9 +7,11 @@ namespace AyaNova.Models
 
     public class FileAttachment
     {
-        public FileAttachment(){
+        public FileAttachment()
+        {
             //all start out as synchronized
-            InSync=true;
+            Exists = true;
+
         }
         public long Id { get; set; }
         public uint Concurrency { get; set; }
@@ -30,6 +32,8 @@ namespace AyaNova.Models
         public DateTime LastModified { get; set; }
         public string Notes { get; set; }
 
-        public bool InSync {get;set;}//was on disk last sync check
+        [Required]
+        public bool Exists { get; set; }//was on disk last sync check
+
     }
 }
\ No newline at end of file
diff --git a/server/AyaNova/util/AySchema.cs b/server/AyaNova/util/AySchema.cs
index aec0604b..2e5db660 100644
--- a/server/AyaNova/util/AySchema.cs
+++ b/server/AyaNova/util/AySchema.cs
@@ -22,7 +22,7 @@ namespace AyaNova.Util
         //!!!!WARNING: BE SURE TO UPDATE THE DbUtil::EmptyBizDataFromDatabaseForSeedingOrImporting WHEN NEW TABLES ADDED!!!!
         private const int DESIRED_SCHEMA_LEVEL = 11;
 
-        internal const long EXPECTED_COLUMN_COUNT = 326;
+        internal const long EXPECTED_COLUMN_COUNT = 327;
         internal const long EXPECTED_INDEX_COUNT = 134;
 
         //!!!!WARNING: BE SURE TO UPDATE THE DbUtil::EmptyBizDataFromDatabaseForSeedingOrImporting WHEN NEW TABLES ADDED!!!!
@@ -268,9 +268,9 @@ namespace AyaNova.Util
                 //await ExecQueryAsync("CREATE INDEX asearchkey_typeid_idx ON asearchkey (objectid, objecttype );");
 
                 //This is  what is needed during Searching                
-                    //search does a lot of hits on searchkey looking for the wordid and optionally objecttype
-                    //In testing this did not pan out, in fact it was much faster to search both with and without a objecttype specified to simply have an index on wordid
-                    // await ExecQueryAsync("CREATE INDEX asearchkey_wordid_otype_idx ON asearchkey (wordid, objecttype);");
+                //search does a lot of hits on searchkey looking for the wordid and optionally objecttype
+                //In testing this did not pan out, in fact it was much faster to search both with and without a objecttype specified to simply have an index on wordid
+                // await ExecQueryAsync("CREATE INDEX asearchkey_wordid_otype_idx ON asearchkey (wordid, objecttype);");
                 await ExecQueryAsync("CREATE INDEX asearchkey_wordid_idx ON asearchkey (wordid);");
 
                 //Search indexing stored procedure
@@ -391,7 +391,7 @@ $BODY$;
 
                 await ExecQueryAsync("CREATE TABLE afileattachment (id BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY, " +
                 "attachtoobjectid bigint not null, attachtoobjecttype integer not null, " +
-                "storedfilename text not null, displayfilename text not null, contenttype text, lastmodified timestamp not null, notes text, insync bool)");
+                "storedfilename text not null, displayfilename text not null, contenttype text, lastmodified timestamp not null, notes text, exists bool not null)");
 
                 //index required for ops that need to check if file already in db (delete, count refs etc)
                 //LOOKAT: isn't this useless without the ID as well or is that not fetched?
diff --git a/server/AyaNova/util/FileUtil.cs b/server/AyaNova/util/FileUtil.cs
index c33834fc..ea52351a 100644
--- a/server/AyaNova/util/FileUtil.cs
+++ b/server/AyaNova/util/FileUtil.cs
@@ -424,13 +424,13 @@ namespace AyaNova.Util
         /// <param name="fileAttachmentToBeDeleted"></param>
         /// <param name="ct"></param>
         /// <returns></returns>
-        internal static async Task<FileAttachment> DeleteFileAttachmentAsync(FileAttachment fileAttachmentToBeDeleted, AyContext ct)
+        internal static async Task DeleteFileAttachmentAsync(FileAttachment fileAttachmentToBeDeleted, AyContext ct)
         {
 
             //check ref count of file
             var count = await ct.FileAttachment.LongCountAsync(z => z.StoredFileName == fileAttachmentToBeDeleted.StoredFileName);
 
-            //Store in DB
+            //Remove from the DB
             ct.FileAttachment.Remove(fileAttachmentToBeDeleted);
             await ct.SaveChangesAsync();
 
@@ -448,7 +448,7 @@ namespace AyaNova.Util
             }
 
             //Return AyFileInfo object
-            return fileAttachmentToBeDeleted;
+            return;
 
         }