gradle createDmg failing with exception

[Robert Leach]

USE CASE: WHAT DO YOU WANT TO DO?

Build a .dmg

STEPS TO REPRODUCE AN ISSUE (OR TRIGGER A NEW FEATURE)

1. cd to the treeview git directory
2. run gradle createDmg

CURRENT BEHAVIOR

>gradle createDmg
:copyBackgroundImage SKIPPED
:bundleJRE UP-TO-DATE
:copyIcon
:copyStub
:compileJava
warning: [options] bootstrap class path not set in conjunction with -source 1.7
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
1 warning
:processResources
:classes
:jar
:copyToResourcesJava
:generatePkgInfo
:generatePlist

FAILURE: Build failed with an exception.

* What went wrong:
Could not read entry ':generatePlist' from cache taskArtifacts.bin (/Users/rleach/git/treeview3/.gradle/2.14.1/taskArtifacts/taskArtifacts.bin).
> edu.sc.seis.gradle.macAppBundle.MacAppBundlePluginExtension

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

BUILD FAILED

Total time: 12.005 secs

EXPECTED BEHAVIOR

No error

DEVELOPERS ONLY SECTION

SUGGESTED CHANGE (Pseudocode optional)

Google the error and follow the leads in the error output

FILES AFFECTED (where the changes will be implemented) - developers only

build.gradle

LEVEL OF EFFORT - developers only

medium

COMMENTS

[Robert Leach]

Just had to update gradle from 2.14.1 to 3.5.