abpframework
diff --git a/‎framework/src/Volo.Abp.Ddd.Application/Volo/Abp/Application/Services/ReadOnlyAppService.cs‎
Lines changed: 1 addition & 1 deletion b/‎framework/src/Volo.Abp.Ddd.Application/Volo/Abp/Application/Services/ReadOnlyAppService.cs‎
Lines changed: 1 addition & 1 deletion
@@ -51,7 +51,7 @@ protected override async Task<IQueryable<TEntity>> GetEntityByIdQueryAsync(TKey
     {
         var query = await Repository.GetQueryableAsync();
 
-        return query.Where(e => e.Id.Equals(id));
+        return query.Where(e =>e.Id != null && e.Id.Equals(id));
     }
 
     protected override IQueryable<TEntity> ApplyDefaultSorting(IQueryable<TEntity> query)
Original file line number	Diff line number	Diff line change
`@@ -51,7 +51,7 @@ protected override async Task<IQueryable<TEntity>> GetEntityByIdQueryAsync(TKey`
`51`	`51`	`{`
`52`	`52`	`var query = await Repository.GetQueryableAsync();`
`53`	`53`
`54`		`- return query.Where(e => e.Id.Equals(id));`
	`54`	`+ return query.Where(e =>e.Id != null && e.Id.Equals(id));`
`55`	`55`	`}`
`56`	`56`
`57`	`57`	`protected override IQueryable<TEntity> ApplyDefaultSorting(IQueryable<TEntity> query)`