Index: iknow-api/Services/Implementations/AuthService.cs
===================================================================
--- iknow-api/Services/Implementations/AuthService.cs	(revision e423ff3504833ceb777b0ce7d95cdd29effecfed)
+++ iknow-api/Services/Implementations/AuthService.cs	(revision 586825e9410dcf1edd19ed02a80c2832ae15697a)
@@ -41,5 +41,6 @@
                 Bday = DateTime.SpecifyKind(registerDto.Bday, DateTimeKind.Utc),
                 CreatedAt = DateTime.UtcNow,
-                Role = (Models.UserRole)registerDto.Role
+                Role = (Models.UserRole)registerDto.Role,
+                EMBG = registerDto.EMBG
             };
 
@@ -60,6 +61,6 @@
                 UserId = userId,
                 enrollmentYear = registerDto.enrollmentYear,
-                quota = (Models.quota)registerDto.quotaType,
-                major = (Models.major)registerDto.majorType
+                quota = (Models.Quota)registerDto.quotaType,
+                major = (Models.Major)registerDto.majorType
             };
             await _userRepository.AddEnrollmentAsync(enrollmentInfo);
@@ -101,9 +102,9 @@
         {
             int userid = await _refreshTokenRepository.GetUserId(token.token) ?? 0;
-            User user = await _userRepository.GetOnlyUserByIdAsync(userid);
+            User ?user = await _userRepository.GetOnlyUserByIdAsync(userid);
 
             var result = new AuthResultDto
             {
-                AccessToken = CreateToken(user)
+                AccessToken = CreateToken(user) 
             };