diff --git a/core/src/avm2/globals/Error.as b/core/src/avm2/globals/Error.as
index ca2e93ec6..06dd2c456 100644
--- a/core/src/avm2/globals/Error.as
+++ b/core/src/avm2/globals/Error.as
@@ -23,7 +23,7 @@ package {
 
 		prototype.toString = function():String {
 			var self:Error = this;
-			return self.message.length == 0 ? self.name : self.name + ": " + self.message;
+			return self.message !== "" ? self.name + ": " + self.message : self.name;
 		};
 	}
 }
diff --git a/tests/tests/swfs/avm2/issue_14901/Test.as b/tests/tests/swfs/avm2/issue_14901/Test.as
new file mode 100644
index 000000000..681dd0814
--- /dev/null
+++ b/tests/tests/swfs/avm2/issue_14901/Test.as
@@ -0,0 +1,8 @@
+package {
+import flash.display.Sprite;
+
+public class Test extends Sprite {}
+}
+
+var e = new Error(null);
+trace(e.toString());
\ No newline at end of file
diff --git a/tests/tests/swfs/avm2/issue_14901/output.txt b/tests/tests/swfs/avm2/issue_14901/output.txt
new file mode 100644
index 000000000..a456c7e4c
--- /dev/null
+++ b/tests/tests/swfs/avm2/issue_14901/output.txt
@@ -0,0 +1 @@
+Error: null
diff --git a/tests/tests/swfs/avm2/issue_14901/test.swf b/tests/tests/swfs/avm2/issue_14901/test.swf
new file mode 100644
index 000000000..87f6f2288
Binary files /dev/null and b/tests/tests/swfs/avm2/issue_14901/test.swf differ
diff --git a/tests/tests/swfs/avm2/issue_14901/test.toml b/tests/tests/swfs/avm2/issue_14901/test.toml
new file mode 100644
index 000000000..dbee897f5
--- /dev/null
+++ b/tests/tests/swfs/avm2/issue_14901/test.toml
@@ -0,0 +1 @@
+num_frames = 1