diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b5fcf98..85704318 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 ### Fixed
 
+## [3.0.1]
+### Fixed
+- Urgent fix for "Comparison method violates its general contract!" on Report entries sorting 
+
 ## [3.0.0]
 ### Added/Changed
 - See all previous 3.0.0 beta versions
@@ -501,7 +505,8 @@ dir but one is not present (should be green)
 Initial release
 
 
-[Unreleased]: https://github.com/optyfr/JRomManager/compare/3.0.0...HEAD
+[Unreleased]: https://github.com/optyfr/JRomManager/compare/3.0.1...HEAD
+[3.0.1]: https://github.com/optyfr/JRomManager/compare/3.0.0...3.0.1
 [3.0.0]: https://github.com/optyfr/JRomManager/compare/3.0.0-beta.20...3.0.0
 [3.0.0-beta.20]: https://github.com/optyfr/JRomManager/compare/3.0.0-beta.19...3.0.0-beta.20
 [3.0.0-beta.19]: https://github.com/optyfr/JRomManager/compare/3.0.0-beta.18...3.0.0-beta.19
diff --git a/changelogs/3.0.1.md b/changelogs/3.0.1.md
new file mode 100644
index 00000000..c94ae328
--- /dev/null
+++ b/changelogs/3.0.1.md
@@ -0,0 +1,2 @@
+### Fixed
+- Urgent fix for "Comparison method violates its general contract!" on Report entries sorting 
diff --git a/jrmcore/src/main/java/jrm/profile/report/Note.java b/jrmcore/src/main/java/jrm/profile/report/Note.java
index 34bc435e..444ded26 100644
--- a/jrmcore/src/main/java/jrm/profile/report/Note.java
+++ b/jrmcore/src/main/java/jrm/profile/report/Note.java
@@ -87,12 +87,16 @@ protected String getCurrentEntry(Entry entry)
 
 	public static Comparator<Note> getComparator()
 	{
-		return (n1,n2) -> {
+		return (n1, n2) -> {
 			final var name1 = n1.getName();
 			final var name2 = n2.getName();
-			if(name1 == null)
+			if (name1 == null)
+			{
+				if (name2 == null)
+					return 0;
 				return -1;
-			if(name2 == null)
+			}
+			if (name2 == null)
 				return 1;
 			return name1.compareToIgnoreCase(name2);
 		};
diff --git a/jrmcore/src/main/java/jrm/profile/report/Subject.java b/jrmcore/src/main/java/jrm/profile/report/Subject.java
index 5641ede6..ddc83259 100644
--- a/jrmcore/src/main/java/jrm/profile/report/Subject.java
+++ b/jrmcore/src/main/java/jrm/profile/report/Subject.java
@@ -164,10 +164,14 @@ public boolean equals(Object o)
 
 	public static Comparator<Subject> getComparator()
 	{
-		return (s1,s2) -> {
-			if(s1.ware == null)
+		return (s1, s2) -> {
+			if (s1.ware == null)
+			{
+				if (s2.ware == null)
+					return 0;
 				return -1;
-			else if(s2.ware == null)
+			}
+			if (s2.ware == null)
 				return 1;
 			return s1.ware.getName().compareToIgnoreCase(s2.ware.getName());
 		};