EFCorePowerTools: NullReferenceException when using Reverse Engineering with Handlebars
I have this configuration and I already have the CodeTemplates
folder in my project.
Using VS2019, MySQL 8 and EFCorePowerTools 2.4
And I get this result:
System.Exception: Reverse engineer error:
System.NullReferenceException: Object reference not set to an instance of an object.
at EntityFrameworkCore.Scaffolding.Handlebars.HbsCSharpDbContextGenerator.GenerateRelationship(IForeignKey foreignKey, Boolean useDataAnnotations, IndentedStringBuilder sb)
at EntityFrameworkCore.Scaffolding.Handlebars.HbsCSharpDbContextGenerator.GenerateEntityType(IEntityType entityType, Boolean useDataAnnotations, IndentedStringBuilder sb)
at EntityFrameworkCore.Scaffolding.Handlebars.HbsCSharpDbContextGenerator.GenerateOnModelCreating(IModel model, Boolean useDataAnnotations)
at EntityFrameworkCore.Scaffolding.Handlebars.HbsCSharpDbContextGenerator.GenerateClass(IModel model, String contextName, String connectionString, Boolean useDataAnnotations, Boolean suppressConnectionStringWarning)
at EntityFrameworkCore.Scaffolding.Handlebars.HbsCSharpDbContextGenerator.WriteCode(IModel model, String contextName, String connectionString, String contextNamespace, String modelNamespace, Boolean useDataAnnotations, Boolean suppressConnectionStringWarning)
at EntityFrameworkCore.Scaffolding.Handlebars.HbsCSharpModelGenerator.GenerateModel(IModel model, ModelCodeGenerationOptions options)
at Microsoft.EntityFrameworkCore.Scaffolding.Internal.ReverseEngineerScaffolder.ScaffoldModel(String connectionString, DatabaseModelFactoryOptions databaseOptions, ModelReverseEngineerOptions modelOptions, ModelCodeGenerationOptions codeOptions)
at ReverseEngineer20.ReverseEngineer.ReverseEngineerRunner.GenerateFiles(ReverseEngineerCommandOptions reverseEngineerOptions) in C:\Code\EFCorePowerTools\src\GUI\RevEng.Core\ReverseEngineerRunner.cs:line 89
at efreveng.Program.Main(String[] args) in C:\Code\EFCorePowerTools\src\GUI\efreveng\Program.cs:line 57
at EFCorePowerTools.Handlers.ReverseEngineer.ResultDeserializer.BuildResult(String output) in C:\projects\efcorepowertools\src\GUI\EFCorePowerTools\Handlers\ReverseEngineer\ResultDeserializer.cs:line 27
at ReverseEngineer20.ReverseEngineer.EfRevEngLauncher.GetOutput() in C:\projects\efcorepowertools\src\GUI\EFCorePowerTools\Handlers\ReverseEngineer\EfRevEngLauncher.cs:line 81
at EFCorePowerTools.Handlers.ReverseEngineerHandler.LaunchExternalRunner(ReverseEngineerOptions options, Boolean useEFCore5) in C:\projects\efcorepowertools\src\GUI\EFCorePowerTools\Handlers\ReverseEngineerHandler.cs:line 381
at EFCorePowerTools.Handlers.ReverseEngineerHandler.<ReverseEngineerCodeFirst>d__3.MoveNext() in C:\projects\efcorepowertools\src\GUI\EFCorePowerTools\Handlers\ReverseEngineerHandler.cs:line 225
Any ideas?
About this issue
- Original URL
- State: closed
- Created 4 years ago
- Comments: 27 (16 by maintainers)
Commits related to this issue
- Actually update to 3.8.3 version of Handlebars fixes #463 — committed to ErikEJ/EFCorePowerTools by ErikEJ 4 years ago
Let me check.