The Sync output says the following: " Possible causes for this unexpected error include: Gradle’s dependency cache may be corrupt (this sometimes occurs after a network connection timeout.) Solution: Re-download dependencies and sync project (requires network) - Tried, still does not work T…

Did you resolve this? I’m facing exact same issue. when I’m trying to upgrade from gradle 4.5.1 to gradle 5.6.4. Please let me know.

Same, typical AS… I think they break something every couple of days. I really think we should have to manually change things but it appears that’s where this is headed. I did a complete unistall reinstall same issue.

I am also getting the same error - Unable to find method ‘org.gradle.api.internal.file.DefaultSourceDirectorySet.(Ljava/lang/String;Ljava/lang/String;Lorg/gradle/api/internal/file/FileResolver;Lorg/gradle/api/internal/file/collections/DirectoryFileTreeFactory;)V’. After upgrading fro gradle 5.6.4 t…

[image] Could not get unknown property 'classesDir' for main classes Help/Discuss The problem is that either your build.gradle or a plugin referenced in your build.gradle is using a method that was deprecated in Gradle 4 and removed in Gradle 5. If its your build.gradle t…

Unable to find method 'org.gradle.api.tasks.SourceSetOutput.getClassesDir()Ljava/io/File;

Help/Discuss Buildship

Lance (uklance) June 12, 2019, 4:45pm 2

See Could not get unknown property 'classesDir' for main classes

Topic		Replies	Views
ERROR: Unable to find method 'org.gradle.api.tasks.TaskInputs.file(Ljava/lang/Object;)Lorg/gradle/api/tasks/TaskInputs;' Help/Discuss	1	19114	April 20, 2020
Could not get unknown property 'classesDir' for main classes of type org.gradle.api.internal.tasks.DefaultSourceSetOutput Help/Discuss	7	39308	February 17, 2020
Issue in gradle build 5.6.4 Help/Discuss	5	1597	June 18, 2020
Could not get unknown property 'classesDir' for main classes Help/Discuss	23	26497	August 21, 2019
Gradle classes output dir contains invalid class files - anomaly after switching gradle version Bugs gradle-2579 , issue-acknowledged	2	1264	August 26, 2015

Unable to find method 'org.gradle.api.tasks.SourceSetOutput.getClassesDir()Ljava/io/File;

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