diff --git a/server/src/workspace/workspace-sync-metadata/decorators/metadata.decorator.ts b/server/src/workspace/workspace-sync-metadata/decorators/metadata.decorator.ts
index 894f45de18..66a48717fd 100644
--- a/server/src/workspace/workspace-sync-metadata/decorators/metadata.decorator.ts
+++ b/server/src/workspace/workspace-sync-metadata/decorators/metadata.decorator.ts
@@ -144,7 +144,7 @@ function generateFieldMetadata<T extends FieldMetadataType>(
     name: fieldKey,
     ...metadata,
     targetColumnMap: targetColumnMap,
-    isNullable,
+    isNullable: metadata.type === FieldMetadataType.RELATION ? true : isNullable,
     isSystem,
     isCustom: false,
     options: null, // TODO: handle options + stringify for the diff.
diff --git a/server/src/workspace/workspace-sync-metadata/standard-objects/activity-target.object-metadata.ts b/server/src/workspace/workspace-sync-metadata/standard-objects/activity-target.object-metadata.ts
index 50567a996c..0602ae0ba2 100644
--- a/server/src/workspace/workspace-sync-metadata/standard-objects/activity-target.object-metadata.ts
+++ b/server/src/workspace/workspace-sync-metadata/standard-objects/activity-target.object-metadata.ts
@@ -26,6 +26,7 @@ export class ActivityTargetObjectMetadata extends BaseObjectMetadata {
     icon: 'IconNotes',
     joinColumn: 'activityId',
   })
+  @IsNullable()
   activity: ActivityObjectMetadata;
 
   @FieldMetadata({
diff --git a/server/src/workspace/workspace-sync-metadata/standard-objects/activity.object-metadata.ts b/server/src/workspace/workspace-sync-metadata/standard-objects/activity.object-metadata.ts
index ed8877205b..a276428feb 100644
--- a/server/src/workspace/workspace-sync-metadata/standard-objects/activity.object-metadata.ts
+++ b/server/src/workspace/workspace-sync-metadata/standard-objects/activity.object-metadata.ts
@@ -131,5 +131,6 @@ export class ActivityObjectMetadata extends BaseObjectMetadata {
     icon: 'IconUserCircle',
     joinColumn: 'assigneeId',
   })
+  @IsNullable()
   assignee: WorkspaceMemberObjectMetadata;
 }
diff --git a/server/src/workspace/workspace-sync-metadata/standard-objects/attachment.object-metadata.ts b/server/src/workspace/workspace-sync-metadata/standard-objects/attachment.object-metadata.ts
index 52bf5e30b1..7220de35b1 100644
--- a/server/src/workspace/workspace-sync-metadata/standard-objects/attachment.object-metadata.ts
+++ b/server/src/workspace/workspace-sync-metadata/standard-objects/attachment.object-metadata.ts
@@ -60,6 +60,7 @@ export class AttachmentObjectMetadata extends BaseObjectMetadata {
     icon: 'IconNotes',
     joinColumn: 'activityId',
   })
+  @IsNullable()
   activity: ActivityObjectMetadata;
 
   @FieldMetadata({
diff --git a/server/src/workspace/workspace-sync-metadata/standard-objects/comment.object-metadata.ts b/server/src/workspace/workspace-sync-metadata/standard-objects/comment.object-metadata.ts
index 4326b454c4..06df486bad 100644
--- a/server/src/workspace/workspace-sync-metadata/standard-objects/comment.object-metadata.ts
+++ b/server/src/workspace/workspace-sync-metadata/standard-objects/comment.object-metadata.ts
@@ -3,6 +3,7 @@ import {
   ObjectMetadata,
   IsSystem,
   FieldMetadata,
+  IsNullable,
 } from 'src/workspace/workspace-sync-metadata/decorators/metadata.decorator';
 import { ActivityObjectMetadata } from 'src/workspace/workspace-sync-metadata/standard-objects/activity.object-metadata';
 import { BaseObjectMetadata } from 'src/workspace/workspace-sync-metadata/standard-objects/base.object-metadata';
diff --git a/server/src/workspace/workspace-sync-metadata/standard-objects/favorite.object-metadata.ts b/server/src/workspace/workspace-sync-metadata/standard-objects/favorite.object-metadata.ts
index c2c500002a..aba76eb951 100644
--- a/server/src/workspace/workspace-sync-metadata/standard-objects/favorite.object-metadata.ts
+++ b/server/src/workspace/workspace-sync-metadata/standard-objects/favorite.object-metadata.ts
@@ -3,6 +3,7 @@ import {
   ObjectMetadata,
   IsSystem,
   FieldMetadata,
+  IsNullable,
 } from 'src/workspace/workspace-sync-metadata/decorators/metadata.decorator';
 import { BaseObjectMetadata } from 'src/workspace/workspace-sync-metadata/standard-objects/base.object-metadata';
 import { CompanyObjectMetadata } from 'src/workspace/workspace-sync-metadata/standard-objects/company.object-metadata';
@@ -44,6 +45,7 @@ export class FavoriteObjectMetadata extends BaseObjectMetadata {
     icon: 'IconUser',
     joinColumn: 'personId',
   })
+  @IsNullable()
   person: PersonObjectMetadata;
 
   @FieldMetadata({
@@ -53,5 +55,6 @@ export class FavoriteObjectMetadata extends BaseObjectMetadata {
     icon: 'IconBuildingSkyscraper',
     joinColumn: 'companyId',
   })
+  @IsNullable()
   company: CompanyObjectMetadata;
 }
diff --git a/server/src/workspace/workspace-sync-metadata/standard-objects/opportunity.object-metadata.ts b/server/src/workspace/workspace-sync-metadata/standard-objects/opportunity.object-metadata.ts
index b983df1b16..601e2b6274 100644
--- a/server/src/workspace/workspace-sync-metadata/standard-objects/opportunity.object-metadata.ts
+++ b/server/src/workspace/workspace-sync-metadata/standard-objects/opportunity.object-metadata.ts
@@ -75,6 +75,7 @@ export class OpportunityObjectMetadata extends BaseObjectMetadata {
     icon: 'IconUser',
     joinColumn: 'personId',
   })
+  @IsNullable()
   person: PersonObjectMetadata;
 
   @FieldMetadata({