- ABP Framework version: v4.0.0-rc.3
- UI type: MVC
- Tiered (MVC) or Identity Server Seperated (Angular): yes
- Exception message and stack trace:
- Steps to reproduce the issue:
2020-11-18 08:31:07.204 +00:00 [DBG] Started background worker: Volo.Abp.BackgroundJobs.BackgroundJobWorker 2020-11-18 08:31:07.207 +00:00 [DBG] Started background worker: Volo.Abp.IdentityServer.Tokens.TokenCleanupBackgroundWorker 2020-11-18 08:32:32.487 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.470 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.471 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.471 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.471 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.471 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.471 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.472 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.472 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.489 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.491 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.492 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.497 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.497 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.499 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.500 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.501 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.509 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.510 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.515 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.516 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.517 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.519 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.531 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.563 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.581 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.585 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.585 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.588 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.603 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.620 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.621 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.636 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.640 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.640 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.649 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:06.663 +00:00 [ERR] ABP-LIC-0021 - Object reference not set to an instance of an object. 2020-11-18 08:33:07.126 +00:00 [INF] Starting IdentityServer4 version 4.1.1+cebd52f5bc61bdefc262fd20739d4d087c6f961f 2020-11-18 08:33:07.575 +00:00 [INF] Using the default authentication scheme Identity.Application for IdentityServer 2020-11-18 08:33:07.575 +00:00 [DBG] Using Identity.Application as default ASP.NET Core scheme for authentication 2020-11-18 08:33:07.575 +00:00 [DBG] Using Identity.External as default ASP.NET Core scheme for sign-in 2020-11-18 08:33:07.575 +00:00 [DBG] Using Identity.External as default ASP.NET Core scheme for sign-out 2020-11-18 08:33:07.575 +00:00 [DBG] Using Identity.Application as default ASP.NET Core scheme for challenge 2020-11-18 08:33:07.575 +00:00 [DBG] Using Identity.Application as default ASP.NET Core scheme for forbid
7 Answer(s)
- 
    0Thanks for your feedback. We are aware of this exception and it'll be fixed in the next release candidate. 
- 
    0Is there any way to work around this issue? I am unable to seed my database. Thanks 
- 
    0If you hit F5 enough, it will go away eventually. When the first one appears, I have been disabling that type of exception until the application has started and then restore it again. The exception does not appear to be causing any problems with actually running the application. 
- 
    0yes you can skip this issue. just run the DbMigrator in Release mode. Use CTRL + F5for running.
- 
    0This appears to still be an issue in v4.0.0-rc.4 
- 
    0Hi michael, yes we do know this issue and working to solve it. There'll be RC.5. 
- 
    0This appears to now be fixed in RC5 
 
                                