Issues

• Deprecation warning: sun.misc.Unsafe::staticFieldOffset on JDK 25 with ModelMapper 3.2.6

  modelmapper/modelmapper#785 · Filter by author JardaniJovonovich6 opened on Jul 31, 2026

• ModelMapper 3.2.5 - wrong type for field

  modelmapper/modelmapper#779 · Filter by author BbIKTOP opened on Oct 20, 2025
  2

• Spring Boot 3.5.5, Java 21, ModelMapper 3.2.4, getting error Caused by: java.lang.NullPointerException: Cannot read field "methodProxies" because "x0" is null

  modelmapper/modelmapper#777 · Filter by author rfkarlin opened on Oct 6, 2025
  1

• sun.misc.Unsafe

  modelmapper/modelmapper#772 · Filter by author eitan-rosenberg opened on Jul 18, 2025
  21

• Non Setter Based Ignore Capability?

  modelmapper/modelmapper#769 · Filter by author DragonMinded opened on Jun 16, 2025

• Serious non-determinism issues ONLY on macOS and Windows

  modelmapper/modelmapper#768 · Filter by author Vilsol opened on Jun 6, 2025

• Non-Deterministic Mapping Behavior in ModelMapper

  modelmapper/modelmapper#767 · Filter by author MelleD opened on May 12, 2025
  1

• Hibernate proxy class detection is broken

  modelmapper/modelmapper#763 · Filter by author teemupartanen-compile opened on Apr 30, 2025
  7

• Optional with a non primitive type are not working

  modelmapper/modelmapper#761 · Filter by author MelleD opened on Apr 4, 2025
  3

• Provide support for dynamic discovery of proxy implementation.

  modelmapper/modelmapper#759 · Filter by author werner77 opened on Jan 13, 2025

• Types isInternalType throws NullPoint

  modelmapper/modelmapper#750 · Filter by author yitizi opened on Jul 31, 2024
  1

• How to Throw Validation exception when Source has a property that cannot be mapped to Destination

  modelmapper/modelmapper#744 · Filter by author RRetlev opened on May 8, 2024
  1

• modelmapper Hot deployment

  modelmapper/modelmapper#743 · Filter by author free-run opened on Apr 16, 2024
  1

• ModelMapper not working with nested generics

  modelmapper/modelmapper#742 · Filter by author SledgeHammer01 opened on Apr 2, 2024
  3

• How to ignore mapping errors

  modelmapper/modelmapper#741 · Filter by author bolds07 opened on Feb 16, 2024
  1

• When condition does not work for null-field

  modelmapper/modelmapper#739 · Filter by author raphw opened on Jan 29, 2024

• ModelMapper fails to map nested entity user field

  modelmapper/modelmapper#738 · Filter by author Shaman58 opened on Dec 21, 2023
  1

• Jackson Module: @JsonTypeInfo support for automatically handling inheritance

  modelmapper/modelmapper#737 · Filter by author natan-abolafya opened on Dec 4, 2023
  1

• Model Mapper Low performance

  modelmapper/modelmapper#736 · Filter by author VitalieVS opened on Nov 28, 2023

• Model Mapper does not map values correctly (Intermittent - once in a few tries)

  modelmapper/modelmapper#735 · Filter by author chuasoonee opened on Nov 14, 2023

• Use specific converter for one field

  modelmapper/modelmapper#733 · Filter by author schotten opened on Nov 10, 2023

• Mapping nested generic object with generic

  modelmapper/modelmapper#732 · Filter by author HVollmilch opened on Nov 10, 2023
  1

• Mapping Source object to Destination object

  modelmapper/modelmapper#731 · Filter by author lucasrosab-deliverit opened on Nov 9, 2023

• Skip field of generic class

  modelmapper/modelmapper#730 · Filter by author HVollmilch opened on Nov 8, 2023
  1

• Support of Java Module System

  modelmapper/modelmapper#726 · Filter by author astrapi69 opened on Oct 11, 2023