Fixing

Backend/Meta-TV2-api/Meta-TV2-AccessLayer/Controllers/ApiController.cs

@@ -29,6 +29,9 @@ public async Task<IActionResult> IssueNewToken(string DsektToken){
         if (isBlacklisted.HasValue){
             return StatusCode(StatusCodes.Status403Forbidden, "You are not allowed to log in");
         }
+        else if (isBlacklisted == null){
+            return BadRequest("Was not able to fetch if user is blacklisted");
+        }
 
         IJwtRules jwtRules = new JwtRules(_config["Jwt:Issuer"],
             _config["Jwt:Key"],

Backend/Meta-TV2-api/Meta-TV2-AccessLayer/Program.cs

@@ -14,7 +14,6 @@
     throw new SecurityException("No issuer or key was found in appsettings nor in the environment for generating JWT");
 }
 
-
 builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
  .AddJwtBearer(options =>
  {

Backend/Meta-TV2-api/Meta-TV2-BusinessLayer/BusinessRules.cs

@@ -9,7 +9,14 @@ public class BusinessRules : IBusinessRules
     IDataAccess dataAccess = new DataAccess();
 
     public async Task<Optional<Blacklist>> GetBlacklistByAlias(string alias){
-        return await dataAccess.GetBlacklistByAlias(alias);
+        try
+        {
+            return await dataAccess.GetBlacklistByAlias(alias);
+        }
+        catch (Exception e)
+        {
+            return null;
+        }
     }
 
     public bool BanUser(string alias){