Unit test testcolourbyannotscores passes when run from Eclipse but not CLI

testColourByAnnotScores passes when run from Eclipse, but fails when run as part of the test suite via ant i.e. via 'ant testng' in the main jalview directory. Output:
[testng] FAILED: testColourByAnnotScores
   [testng] java.lang.AssertionError: Failed to import new project expected object to not be null
   [testng] at org.testng.Assert.fail(Assert.java:94)
   [testng] at org.testng.Assert.assertNotNull(Assert.java:406)
   [testng] at jalview.io.Jalview2xmlTests.testColourByAnnotScores(Jalview2xmlTests.java:187)
   [testng] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   [testng] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   [testng] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   [testng] at java.lang.reflect.Method.invoke(Method.java:498)
   [testng] at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:85)
   [testng] at org.testng.internal.Invoker.invokeMethod(Invoker.java:648)
   [testng] at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:834)
   [testng] at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1142)
   [testng] at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:124)
   [testng] at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:108)
   [testng] at org.testng.TestRunner.privateRun(TestRunner.java:771)
   [testng] at org.testng.TestRunner.run(TestRunner.java:621)
   [testng] at org.testng.SuiteRunner.runTest(SuiteRunner.java:357)
   [testng] at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:352)
   [testng] at org.testng.SuiteRunner.privateRun(SuiteRunner.java:310)
   [testng] at org.testng.SuiteRunner.run(SuiteRunner.java:259)
   [testng] at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
   [testng] at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
   [testng] at org.testng.TestNG.runSuitesSequentially(TestNG.java:1176)
   [testng] at org.testng.TestNG.runSuitesLocally(TestNG.java:1101)
   [testng] at org.testng.TestNG.run(TestNG.java:1009)
   [testng] at org.testng.TestNG.privateMain(TestNG.java:1316)
   [testng] at org.testng.TestNG.main(TestNG.java:1285)