diff --git a/CandidateReviewBusiness/CandidateReviewBusiness.csproj b/CandidateReviewBusiness/CandidateReviewBusiness.csproj
deleted file mode 100644
index fa71b7a..0000000
--- a/CandidateReviewBusiness/CandidateReviewBusiness.csproj
+++ /dev/null
@@ -1,9 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-</Project>
diff --git a/CandidateReviewBusiness/Class1.cs b/CandidateReviewBusiness/Class1.cs
deleted file mode 100644
index f6f3b1d..0000000
--- a/CandidateReviewBusiness/Class1.cs
+++ /dev/null
@@ -1,7 +0,0 @@
-namespace CandidateReviewBusiness
-{
-    public class Class1
-    {
-
-    }
-}
diff --git a/CandidateReviewClientApp/Controllers/ResumeController.cs b/CandidateReviewClientApp/Controllers/ResumeController.cs
index 0cef98d..55ca2d0 100644
--- a/CandidateReviewClientApp/Controllers/ResumeController.cs
+++ b/CandidateReviewClientApp/Controllers/ResumeController.cs
@@ -207,7 +207,7 @@ namespace CandidateReviewClientApp.Controllers
             try
             {
                 APIClient.PostRequest($"api/resume/delete", new ResumeBindingModel { Id = id });
-                return Redirect("~/User/UserProfile");
+                return Redirect($"~/User/UserProfile/{APIClient.User?.Id}");
             }
             catch (Exception ex)
             {
diff --git a/CandidateReviewClientApp/Controllers/UserController.cs b/CandidateReviewClientApp/Controllers/UserController.cs
index ef5004e..f8c0896 100644
--- a/CandidateReviewClientApp/Controllers/UserController.cs
+++ b/CandidateReviewClientApp/Controllers/UserController.cs
@@ -70,9 +70,18 @@ namespace CandidateReviewClientApp.Controllers
                 if (model.Id != 0)
                 {
                     APIClient.PostRequest("api/user/update", model);
+                    if (model.Role == CandidateReviewDataModels.Enums.RoleEnum.Сотрудник)
+                    {
+                        return Redirect($"~/Company/CompanyProfile/{model.CompanyId}");
+                    }
                 }
                 else
-                {                   
+                {
+                    var existingUser = APIClient.GetRequest<UserViewModel?>($"api/user/login?login={model.Email}&password={model.Password}");
+                    if (existingUser != null)
+                    {
+                        throw new Exception("Такой пользователь уже существует");
+                    }
                     APIClient.PostRequest("api/user/register", model);
                     if (APIClient.Company != null)
                     {
diff --git a/CandidateReviewClientApp/Controllers/VacancyController.cs b/CandidateReviewClientApp/Controllers/VacancyController.cs
index 5cf0788..66c5342 100644
--- a/CandidateReviewClientApp/Controllers/VacancyController.cs
+++ b/CandidateReviewClientApp/Controllers/VacancyController.cs
@@ -169,32 +169,48 @@ namespace CandidateReviewClientApp.Controllers
 
         public IActionResult Delete(int id)
         {
-            if (APIClient.Company == null)
-            {
-                throw new Exception("Компания не определена");
+            string returnUrl = HttpContext.Request.Headers["Referer"].ToString();
+            try
+            { 
+                if (APIClient.Company == null)
+                {
+                    throw new Exception("Компания не определена");
+                }
+
+                APIClient.PostRequest($"api/vacancy/delete", new VacancyBindingModel { Id = id });
+                APIClient.Company = APIClient.GetRequest<CompanyViewModel?>($"api/company/profile?id={APIClient.User?.CompanyId}");
+
+                return Redirect("~/Company/CompanyProfile");
+            }
+            catch (Exception ex)
+            {
+                return RedirectToAction("Error", new { errorMessage = $"{ex.Message}", returnUrl });
             }
-
-            APIClient.PostRequest($"api/vacancy/delete", new VacancyBindingModel { Id = id });
-            APIClient.Company = APIClient.GetRequest<CompanyViewModel?>($"api/company/profile?id={APIClient.User?.CompanyId}");
-
-            return Redirect("~/Company/CompanyProfile");
         }
 
         public IActionResult SearchVacancies(string? tags)
         {
-            if (APIClient.User == null)
+            string returnUrl = HttpContext.Request.Headers["Referer"].ToString();
+            try
             {
-                throw new Exception("Доступно только авторизованным пользователям");
-            }
+                if (APIClient.User == null)
+                {
+                    throw new Exception("Доступно только авторизованным пользователям");
+                }
 
-            if (string.IsNullOrEmpty(tags))
+                if (string.IsNullOrEmpty(tags))
+                {
+                    ViewBag.Message = "Пожалуйста, введите поисковый запрос.";
+                    return View(new List<VacancyViewModel?>());
+                }
+
+                var results = APIClient.GetRequest<List<VacancyViewModel?>>($"api/vacancy/search?tags={tags}");
+                return View(results);
+            }
+            catch (Exception ex)
             {
-                ViewBag.Message = "Пожалуйста, введите поисковый запрос.";
-                return View(new List<VacancyViewModel?>());
+                return RedirectToAction("Error", new { errorMessage = $"{ex.Message}", returnUrl });
             }
-
-            var results = APIClient.GetRequest<List<VacancyViewModel?>>($"api/vacancy/search?tags={tags}");
-            return View(results);
         }
 
         [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
diff --git a/CandidateReviewClientApp/Views/Company/CompanyProfile.cshtml b/CandidateReviewClientApp/Views/Company/CompanyProfile.cshtml
index 6f0dfd7..e3c830e 100644
--- a/CandidateReviewClientApp/Views/Company/CompanyProfile.cshtml
+++ b/CandidateReviewClientApp/Views/Company/CompanyProfile.cshtml
@@ -55,7 +55,7 @@
                     @if (Model.Vacancies != null && Model.Vacancies.Any())
                     {
                         <div class="table-responsive">
-                            <table class="table table-striped table-hover align-middle">
+                            <table class="table table-striped table-hover align-middle" id="vacancies">
                                 <thead class="table-light">
                                     <tr>
                                         <th>Название вакансии</th>
@@ -118,7 +118,7 @@
                     {
 
                         <div class="table-responsive">
-                            <table class="table table-striped table-hover align-middle">
+                            <table class="table table-striped table-hover align-middle" id="employees">
                                 <thead class="table-light">
                                     <tr>
                                         <th>Фамилия</th>
diff --git a/CandidateReviewDatabaseImplement/Implements/ResumeStorage.cs b/CandidateReviewDatabaseImplement/Implements/ResumeStorage.cs
index b0ee136..65df7bb 100644
--- a/CandidateReviewDatabaseImplement/Implements/ResumeStorage.cs
+++ b/CandidateReviewDatabaseImplement/Implements/ResumeStorage.cs
@@ -20,6 +20,13 @@ namespace CandidateReviewDatabaseImplement.Implements
 
             if (element != null)
             {
+                var assessmentsToRemove = context.Assessments
+                    .Where(a => a.ResumeId == element.Id)
+                    .ToList();
+                if (assessmentsToRemove.Any())
+                {
+                    context.Assessments.RemoveRange(assessmentsToRemove);
+                }
                 context.Resumes.Remove(element);
                 context.SaveChanges();
 
diff --git a/CandidateReviewDatabaseImplement/Implements/VacancyStorage.cs b/CandidateReviewDatabaseImplement/Implements/VacancyStorage.cs
index 0d6e972..72e7544 100644
--- a/CandidateReviewDatabaseImplement/Implements/VacancyStorage.cs
+++ b/CandidateReviewDatabaseImplement/Implements/VacancyStorage.cs
@@ -19,6 +19,21 @@ namespace CandidateReviewDatabaseImplement.Implements
 
             if (element != null)
             {
+                var resumesToRemove = context.Resumes.Where(a => a.VacancyId == element.Id).ToList();
+                if (resumesToRemove.Any())
+                {
+                    foreach (var resume in resumesToRemove)
+                    {
+                        var assessmentsToRemove = context.Assessments
+                            .Where(a => a.ResumeId == resume.Id)
+                            .ToList();
+                        if (assessmentsToRemove.Any())
+                        {
+                            context.Assessments.RemoveRange(assessmentsToRemove);
+                        }
+                    }
+                    context.Resumes.RemoveRange(resumesToRemove);
+                }
                 context.Vacancies.Remove(element);
                 context.SaveChanges();