Providers and StateCheckers can be null.

modules/permission-management/src/Volo.Abp.PermissionManagement.EntityFrameworkCore/Volo/Abp/PermissionManagement/EntityFrameworkCore/AbpPermissionManagementDbContextModelBuilderExtensions.cs

@@ -51,8 +51,8 @@ public static class AbpPermissionManagementDbContextModelBuilderExtensions
             b.Property(x => x.Name).HasMaxLength(PermissionDefinitionRecordConsts.MaxNameLength).IsRequired();
             b.Property(x => x.ParentName).HasMaxLength(PermissionDefinitionRecordConsts.MaxNameLength);
             b.Property(x => x.DisplayName).HasMaxLength(PermissionDefinitionRecordConsts.MaxDisplayNameLength).IsRequired();
-            b.Property(x => x.Providers).HasMaxLength(PermissionDefinitionRecordConsts.MaxProvidersLength).IsRequired();
-            b.Property(x => x.StateCheckers).HasMaxLength(PermissionDefinitionRecordConsts.MaxStateCheckersLength).IsRequired();
+            b.Property(x => x.Providers).HasMaxLength(PermissionDefinitionRecordConsts.MaxProvidersLength);
+            b.Property(x => x.StateCheckers).HasMaxLength(PermissionDefinitionRecordConsts.MaxStateCheckersLength);
 
             b.HasIndex(x => new { x.Name }).IsUnique();
             b.HasIndex(x => new { x.GroupName });