Sunbelt Computer Software

PL/B Language Development and Support

Issues · MapsterMapper/Mapster · GitHub

Please use Discussions for Q&A
#234 · chaowlert opened on Mar 28, 2020

Labels Milestones New issue

Conditional mapping with nested adapters fails for one type but works for another identical pattern

configuration problem

#926

· vamanpnayak opened

on Apr 22, 2026

TypeAdapterConfig.GlobalSettings.Compile() throws exception when open generics are configured

#925

· cjung95 opened

on Apr 22, 2026

Feature request: Duplicated mapper configuration

feature request

#922

· Lure5134 opened

on Apr 20, 2026

[MapToTarget] [10.0.7] Mutable type not mutate when SourceType == DestinationType

#918

· Ultramund1 opened

on Apr 17, 2026

Possible regression / changed behavior in v10: `CasesCount` no longer maps from `Cases.Count` automatically

feature request

#915

· NikolayIT opened

on Apr 8, 2026

Type that can not be created from itself is not automatically mapped. in v10

#911

· DocSvartz opened

on Apr 6, 2026

How migrate AutoMapper to Mapster - ConvertUsing

configuration problem

#910

· vk-git-hub opened

on Apr 1, 2026

InvalidCastException when using polymorphic mapping with required properties

#906

· DS-DanielW opened

on Mar 31, 2026

Mapping an object with getter only properties seems to be broken in v10.0.6 (works as expected in 7.4.0)

configuration problem

#900

· ripebananas opened

on Mar 27, 2026

Regression in v10 - Forced Update of Required Property [MapToTarget]

#899

· md-redwan-hossain opened

on Mar 26, 2026

ProjectToType throws when nullable navigation maps to record DTO with non-nullable value type

constructor features

NullPropagation features

#898

· unzeitip opened

on Mar 26, 2026

[Improvement] - Add by default using optimum constructor selector to unify the choice of constructor for types

#892

· DocSvartz opened

on Mar 25, 2026