diff --git a/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/Utilities.java b/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/Utilities.java
index 0fa101a63..0a7bfdafc 100644
--- a/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/Utilities.java
+++ b/org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/Utilities.java
@@ -582,6 +582,8 @@ public class Utilities {
           String ev = System.getenv(a.replace("[", "").replace("]", ""));
           if (ev != null) {
             a = ev;
+          } else {
+            a = "null";
           }
         }
       }
diff --git a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/tests/UtilitiesTests.java b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/tests/UtilitiesTests.java
index 9d1689a81..182544bfe 100644
--- a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/tests/UtilitiesTests.java
+++ b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/tests/UtilitiesTests.java
@@ -54,7 +54,7 @@ public class UtilitiesTests {
       return OSX_JAVA_HOME;
     } else if (os.contains(LINUX)) {
       return LINUX_JAVA_HOME;
-    } else if (os.contains(WINDOWS)) {
+    } else if (os.toUpperCase().contains(WINDOWS)) {
       return WIN_JAVA_HOME;
     } else {
       throw new IllegalStateException("OS not recognized...cannot verify created directories.");
@@ -67,7 +67,7 @@ public class UtilitiesTests {
       return OSX_USER_DIR;
     } else if (os.contains(LINUX)) {
       return LINUX_USER_DIR;
-    } else if (os.contains(WINDOWS)) {
+    } else if (os.toUpperCase().contains(WINDOWS)) {
       return WIN_USER_DIR;
     } else {
       throw new IllegalStateException("OS not recognized...cannot verify created directories.");
@@ -80,7 +80,7 @@ public class UtilitiesTests {
       return getOsxTempDir();
     } else if (os.contains(LINUX)) {
       return LINUX_TEMP_DIR;
-    } else if (os.contains(WINDOWS)) {
+    } else if (os.toUpperCase().contains(WINDOWS)) {
       return WIN_TEMP_DIR;
     } else {
       throw new IllegalStateException("OS not recognized...cannot verify created directories.");
diff --git a/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/AllR5ValidationTests.java b/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/AllR5ValidationTests.java
deleted file mode 100644
index 42db7d132..000000000
--- a/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/AllR5ValidationTests.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package org.hl7.fhir.validation.tests;
-
-import org.hl7.fhir.conversion.tests.SnapShotGenerationTestsX;
-import org.junit.runner.RunWith;
-import org.junit.runners.Suite;
-import org.junit.runners.Suite.SuiteClasses;
-
-@RunWith(Suite.class)
-@SuiteClasses({ 
-  SnapShotGenerationTestsX.class,
-  ValidationTestSuite.class, 
-  ValidationEngineTests.class,
-  JsonSchemaTests.class,
-  NativeHostServiceTester.class,
-  // CDAValidationTestCase.class,
-  ProfileComparisonTests.class})
-public class AllR5ValidationTests {
-
-}
diff --git a/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/ValidationTestSuite.java b/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/ValidationTestSuite.java
index 7c64674bd..2a4a8ece5 100644
--- a/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/ValidationTestSuite.java
+++ b/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/ValidationTestSuite.java
@@ -302,16 +302,16 @@ public class ValidationTestSuite implements IEvaluationContext, IValidatorResour
     for (ValidationMessage vm : errors) {
       if (vm.getLevel() == IssueSeverity.FATAL || vm.getLevel() == IssueSeverity.ERROR) {
         ec++;
-        System.out.println(vm.getDisplay());
+//        System.out.println(vm.getDisplay());
         errLocs.add(vm.getLocation());
       }
       if (vm.getLevel() == IssueSeverity.WARNING) { 
         wc++;
-        System.out.println(vm.getDisplay());
+//        System.out.println(vm.getDisplay());
       }
       if (vm.getLevel() == IssueSeverity.INFORMATION) { 
         hc++;
-        System.out.println(vm.getDisplay());          
+//        System.out.println(vm.getDisplay());          
       }
     }
     if (!TestingUtilities.context(version).isNoTerminologyServer() || !focus.has("tx-dependent")) {