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Retrace / Mapping broken in 7.8.2 under some conditions

bugPotential bug in ProGuard.Potential bug in ProGuard.

confirmed

Status: Open.

#520 In guardsquare/proguard;

· davidgiga1993 opened on Feb 25, 2026

Obfuscaton of inner class extending a generic type breaks reflection

bugPotential bug in ProGuard.Potential bug in ProGuard.

confirmed

shrinking

Status: Open.

#519 In guardsquare/proguard;

· HeikoKlare opened on Feb 23, 2026

AbstractMethodError on Lambdas due to partial renaming of InvokeDynamic (LambdaMetafactory) call sites

bugPotential bug in ProGuard.Potential bug in ProGuard.

confirmed

Status: Open.

#512 In guardsquare/proguard;

· ShortyDev opened on Dec 10, 2025

Misleading Warning for -keepclasseswithmembernames With Empty Member Block

Status: Open.

#511 In guardsquare/proguard;

· anandbabu-r opened on Nov 18, 2025

"Stacks have different current sizes" on valid bytecode

bugPotential bug in ProGuard.Potential bug in ProGuard.

cant-reproduce

needs-more-info

optimization

Status: Open.

#509 In guardsquare/proguard;

· Sunderw3k opened on Nov 9, 2025

Spring Boot WAR fails to start after ProGuard obfuscation (no logs in Tomcat 10)

obfuscation

spring-boot

war-support

Status: Open.

#500 In guardsquare/proguard;

· ICRMS-TStack opened on Sep 29, 2025

java.lang.VerifyError when using MethodHandle constructs

bugPotential bug in ProGuard.Potential bug in ProGuard.

confirmed

obfuscation

proguard-coreThe issue requires a change in ProGuardCOREThe issue requires a change in ProGuardCORE

Status: Open.

#499 In guardsquare/proguard;

· maartenc opened on Sep 25, 2025

Is there's ignore some class totally config

cant-reproduce

Status: Open.

#498 In guardsquare/proguard;

· BerserkGuts opened on Sep 25, 2025

Don't merge classes with static initializers

bugPotential bug in ProGuard.Potential bug in ProGuard.

optimization

Status: Open.

#496 In guardsquare/proguard;

· BoannWasHere opened on Sep 18, 2025

Request -optimizationsummary option

enhancementNew feature or requestNew feature or request

Status: Open.

#494 In guardsquare/proguard;

· BoannWasHere opened on Aug 29, 2025

Proguard org.springframework.beans.BeanInstantiationException

cant-reproduce

needs-more-info

Status: Open.

#491 In guardsquare/proguard;

· PaoloHi opened on Aug 15, 2025

Using a switch on a class field which is an interface implemented by an Enum without explicitly casting to an enum will use the default branch every time after obfuscating

bugPotential bug in ProGuard.Potential bug in ProGuard.

confirmed

obfuscation

Status: Open.

#483 In guardsquare/proguard;

· charon25 opened on Jun 24, 2025