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!method/specialization/returntype fails for JvmMultifileClass classes

Status: Open.

#533 In guardsquare/proguard;

· igordmn opened on Jul 15, 2026

How do configure setter and getter methods generated using obfuscated attribute names

Status: Open.

#532 In guardsquare/proguard;

· joker-pper opened on Jul 12, 2026

NullPointerException in KotlinReferenceFixer.visitStringArgument with Kotlin 2.4 string-argument value-parameter annotation metadata

Status: Open.

#531 In guardsquare/proguard;

· bodiam opened on Jun 12, 2026

NullPointerException in KotlinReferenceFixer with Kotlin 2.4 value-parameter annotation metadata

Status: Open.

#530 In guardsquare/proguard;

· bodiam opened on Jun 11, 2026

NPE in ClassReferenceFixer$KotlinReferenceFixer. visitEnumArgument when obfuscation is enabled

Status: Open.

#529 In guardsquare/proguard;

· Krupal32 opened on Jun 10, 2026

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