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Upgrade from 6.0.1 to 8.3.4 Abp Suite error #8579


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jmalla.cp created

Steps to reproduce the issue:"

ABP Framework version: v8.3.4

UI Type: MVC

Database System: EF Core (PostgreSQL)

Tiered (for MVC) or Auth Server Separated (for Angular): yes

Exception message and full stack trace:

Steps to reproduce the issue:

Hi,

After upgrade from 6.0.1 to 8.3.4 I have this issue when I try to open the solution on abp suite.

[11:04:06 ERR] ---------- RemoteServiceErrorInfo ---------- { "code": null, "message": "An internal error occurred during your request!", "details": null, "data": {}, "validationErrors": null }

[11:04:06 ERR] Error converting value {null} to type 'System.Int32'. Path 'Properties[3].EnumValues.Ton', line 105, position 19. Newtonsoft.Json.JsonSerializationException: Error converting value {null} to type 'System.Int32'. Path 'Properties[3].EnumValues.Ton', line 105, position 19. ---> System.InvalidCastException: Null object cannot be converted to a value type. at System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.EnsureType(JsonReader reader, Object value, CultureInfo culture, JsonContract contract, Type targetType) --- End of inner exception stack trace --- at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.EnsureType(JsonReader reader, Object value, CultureInfo culture, JsonContract contract, Type targetType) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateValueInternal(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.PopulateDictionary(IDictionary dictionary, JsonReader reader, JsonDictionaryContract contract, JsonProperty containerProperty, String id) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateObject(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateValueInternal(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.SetPropertyValue(JsonProperty property, JsonConverter propertyConverter, JsonContainerContract containerContract, JsonProperty containerProperty, JsonReader reader, Object target) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.PopulateObject(Object newObject, JsonReader reader, JsonObjectContract contract, JsonProperty member, String id) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateObject(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateValueInternal(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.PopulateList(IList list, JsonReader reader, JsonArrayContract contract, JsonProperty containerProperty, String id) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateList(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, Object existingValue, String id) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateValueInternal(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.SetPropertyValue(JsonProperty property, JsonConverter propertyConverter, JsonContainerContract containerContract, JsonProperty containerProperty, JsonReader reader, Object target) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.PopulateObject(Object newObject, JsonReader reader, JsonObjectContract contract, JsonProperty member, String id) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateObject(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateValueInternal(JsonReader reader, Type objectType, JsonContract contract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerMember, Object existingValue) at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.Deserialize(JsonReader reader, Type objectType, Boolean checkAdditionalContent) at Newtonsoft.Json.JsonSerializer.DeserializeInternal(JsonReader reader, Type objectType) at Newtonsoft.Json.JsonSerializer.Deserialize(JsonReader reader, Type objectType) at Newtonsoft.Json.JsonSerializer.Deserialize(TextReader reader, Type objectType) at Volo.Abp.Suite.Services.PersistanceService.hJlQ8fW74Y(String ) at System.Linq.Enumerable.SelectIPartitionIterator2.MoveNext() at System.Collections.Generic.List1.AddRange(IEnumerable1 collection) at Volo.Abp.Suite.Services.PersistanceService.GetEntitiesAsync(Guid solutionId) at Volo.Abp.Suite.Controllers.CrudPageGeneratorController.GetEntitiesAsync(Guid solutionId) at lambda_method1876(Closure, Object) at Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor.AwaitableObjectResultExecutor.Execute(ActionContext actionContext, IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeActionMethodAsync>g__Awaited|12_0(ControllerActionInvoker invoker, ValueTask1 actionResultValueTask) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeNextActionFilterAsync>g__Awaited|10_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Rethrow(ActionExecutedContextSealed context) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.InvokeInnerFilterAsync() --- End of stack trace from previous location --- at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeNextExceptionFilterAsync>g__Awaited|26_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)


12 Answer(s)
  • User Avatar
    0
    EngincanV created
    Support Team .NET Developer

    Hi, please share your entity/*.json files and enum class, so I can better assist you.

  • User Avatar
    0
    jmalla.cp created

    Tell my your GitHub user, to share with you my project.

  • User Avatar
    0
    EngincanV created
    Support Team .NET Developer

    Tell my your GitHub user, to share with you my project.

    Here is my Github profile: https://github.com/EngincanV (username: EngincanV)

  • User Avatar
    0
    jmalla.cp created

    I have sent you an invitation to my project

  • User Avatar
    0
    jmalla.cp created

    The name of the project is Cincaporc.WebApp and the branch is development-dotnet8

  • User Avatar
    0
    jmalla.cp created

    Could anyone help me with this issue?

  • User Avatar
    0
    EngincanV created
    Support Team .NET Developer

    I have sent you an invitation to my project

    Hi, I didn't get the invitation, unfortunately.

  • User Avatar
    0
    jmalla.cp created

    I have just send again. Tell me if you have recived it

  • User Avatar
    0
    jmalla.cp created

    Hi EngincanV,

    Have you acced the code?

  • User Avatar
    0
    EngincanV created
    Support Team .NET Developer

    Hi EngincanV,

    Have you acced the code?

    Hi, yes I have access to the code now. I'll check and let you know asap.

  • User Avatar
    0
    EngincanV created
    Support Team .NET Developer

    Hi, can you please open the Article.json file under the .suite/entites/ folders and update the related part as follows?

    Before:

          "EnumValues": {
            "Ton": null,
            "Kg": null,
            "Un": null
          },
    

    After:

          "EnumValues": {
            "Ton": 1,
            "Kg": 2,
            "Un": 3
          },
    

    It's between 104th and 108th lines.

  • User Avatar
    1
    jmalla.cp created

    Hi,

    Your solution works.

    Thanks

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Made with ❤️ on ABP v9.3.0-preview. Updated on June 13, 2025, 11:37