beego/beego · error

rel/reverse:many slice must be []*%s

Error message

rel/reverse:many slice must be []*%s

What it means

Error "rel/reverse:many slice must be []*%s" thrown in beego/beego.

Source

Thrown at client/orm/internal/models/models_info_f.go:290

		}
	}

	// check the rel and reverse type
	// rel should Ptr
	// reverse should slice []*struct
	switch fieldType {
	case RelForeignKey, RelOneToOne, RelReverseOne:
		if field.Kind() != reflect.Ptr {
			err = fmt.Errorf("rel/reverse:one field must be *%s", field.Type().Name())
			goto end
		}
	case RelManyToMany, RelReverseMany:
		if field.Kind() != reflect.Slice {
			err = fmt.Errorf("rel/reverse:many field must be slice")
			goto end
		} else {
			if field.Type().Elem().Kind() != reflect.Ptr {
				err = fmt.Errorf("rel/reverse:many slice must be []*%s", field.Type().Elem().Name())
				goto end
			}
		}
	}

	if fieldType&IsFieldType == 0 {
		err = fmt.Errorf("wrong field type")
		goto end
	}

	fi.FieldType = fieldType
	fi.Name = sf.Name
	fi.Column = getColumnName(fieldType, addrField, sf, tags["column"])
	fi.AddrValue = addrField
	fi.Sf = sf
	fi.FullName = mi.FullName + mName + "." + sf.Name

	fi.Description = tags["description"]

View on GitHub (pinned to 939cfde380)

When it happens

Trigger: Thrown at client/orm/internal/models/models_info_f.go:290 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of beego/beego@939cfde380 (2026-08-15). Data as JSON: /api/errors/182ef0be45dacb92. Report an issue: GitHub.