2024-09-04 10:15:11.629 +05:30 7b987783-c515-4cb3-a266-b5bc37f85e31 ERR  Upsert Failed System.ArgumentNullException: Cannot pass null model to Validate. (Parameter 'instanceToValidate')
   at FluentValidation.Internal.ExtensionsInternal.Guard(Object obj, String message, String paramName) in /_/src/FluentValidation/Internal/ExtensionsInternal.cs:line 30
   at FluentValidation.AbstractValidator`1.EnsureInstanceNotNull(Object instanceToValidate) in /_/src/FluentValidation/AbstractValidator.cs:line 497
   at FluentValidation.AbstractValidator`1.ValidateInternalAsync(ValidationContext`1 context, Boolean useAsync, CancellationToken cancellation) in /_/src/FluentValidation/AbstractValidator.cs:line 236
   at FluentValidation.AbstractValidator`1.Validate(ValidationContext`1 context) in /_/src/FluentValidation/AbstractValidator.cs:line 202
   at FluentValidation.AbstractValidator`1.Validate(T instance) in /_/src/FluentValidation/AbstractValidator.cs:line 167
   at Sang.CoreSettings.Api.Controllers.TagController.UpsertTag(TagRequest tagRequest)
2024-09-04 10:15:45.656 +05:30 afe16955-2ef7-4a58-ad96-723f193fad73 ERR  Upsert Failed System.ArgumentNullException: Cannot pass null model to Validate. (Parameter 'instanceToValidate')
   at FluentValidation.Internal.ExtensionsInternal.Guard(Object obj, String message, String paramName) in /_/src/FluentValidation/Internal/ExtensionsInternal.cs:line 30
   at FluentValidation.AbstractValidator`1.EnsureInstanceNotNull(Object instanceToValidate) in /_/src/FluentValidation/AbstractValidator.cs:line 497
   at FluentValidation.AbstractValidator`1.ValidateInternalAsync(ValidationContext`1 context, Boolean useAsync, CancellationToken cancellation) in /_/src/FluentValidation/AbstractValidator.cs:line 236
   at FluentValidation.AbstractValidator`1.Validate(ValidationContext`1 context) in /_/src/FluentValidation/AbstractValidator.cs:line 202
   at FluentValidation.AbstractValidator`1.Validate(T instance) in /_/src/FluentValidation/AbstractValidator.cs:line 167
   at Sang.CoreSettings.Api.Controllers.TagController.UpsertTag(TagRequest tagRequest)
2024-09-04 10:16:35.450 +05:30 64fa6f09-359d-4c6b-b453-8222fc540932 ERR  Upsert Failed System.ArgumentNullException: Cannot pass null model to Validate. (Parameter 'instanceToValidate')
   at FluentValidation.Internal.ExtensionsInternal.Guard(Object obj, String message, String paramName) in /_/src/FluentValidation/Internal/ExtensionsInternal.cs:line 30
   at FluentValidation.AbstractValidator`1.EnsureInstanceNotNull(Object instanceToValidate) in /_/src/FluentValidation/AbstractValidator.cs:line 497
   at FluentValidation.AbstractValidator`1.ValidateInternalAsync(ValidationContext`1 context, Boolean useAsync, CancellationToken cancellation) in /_/src/FluentValidation/AbstractValidator.cs:line 236
   at FluentValidation.AbstractValidator`1.Validate(ValidationContext`1 context) in /_/src/FluentValidation/AbstractValidator.cs:line 202
   at FluentValidation.AbstractValidator`1.Validate(T instance) in /_/src/FluentValidation/AbstractValidator.cs:line 167
   at Sang.CoreSettings.Api.Controllers.TagController.UpsertTag(TagRequest tagRequest)
2024-09-04 15:17:52.608 +05:30 c7841b38-155b-4edb-9609-68e849c59e0a ERR  Database error occurred: Error: The INSERT statement conflicted with the FOREIGN KEY constraint "FK__t_c_Tag_L__iLang__531856C7". The conflict occurred in database "SS0001", table "dbo.t_c_Language", column 'iId'.