diff --git a/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs b/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs
index f8bc3d1e4..143d463c3 100644
--- a/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs
+++ b/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs
@@ -92,7 +92,7 @@ public void SetWriteOffset(int writeIndex)
                 throw new Exception("writeIndex[" + writeIndex + "] out of bounds exception: readOffset: " +
                                     readOffset +
                                     ", writeOffset: " + writeOffset +
-                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length) + ")";
+                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length  + ")");
             }
             writeOffset = writeIndex;
         }
@@ -108,7 +108,7 @@ public void SetReadOffset(int readIndex)
             {
                 throw new Exception("readIndex[" + readIndex + "] out of bounds exception: readIndex: " + readOffset +
                                     ", writeOffset: " + writeOffset +
-                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length) + ")";
+                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length + ")");
             }
             readOffset = readIndex;
         }
diff --git a/protocol/src/main/resources/javascript/buffer/ByteBuffer.js b/protocol/src/main/resources/javascript/buffer/ByteBuffer.js
index 2ecf9a469..82b8079e2 100644
--- a/protocol/src/main/resources/javascript/buffer/ByteBuffer.js
+++ b/protocol/src/main/resources/javascript/buffer/ByteBuffer.js
@@ -100,7 +100,7 @@ const ByteBuffer = function() {
         if (writeIndex > this.buffer.byteLength) {
             throw new Error('writeIndex out of bounds exception: readOffset: ' + this.readOffset +
             ', writeOffset: ' + this.writeOffset +
-            '(expected: 0 <= readOffset <= writeOffset <= capacity:' + this.buffer.byteLength) + ')';
+            '(expected: 0 <= readOffset <= writeOffset <= capacity:' + this.buffer.byteLength  + ')');
         }
         this.writeOffset = writeIndex;
     };
diff --git a/protocol/src/test/cpp/zfoocpp/ByteBuffer.h b/protocol/src/test/cpp/zfoocpp/ByteBuffer.h
index 52d69bb0e..c1eae9d10 100644
--- a/protocol/src/test/cpp/zfoocpp/ByteBuffer.h
+++ b/protocol/src/test/cpp/zfoocpp/ByteBuffer.h
@@ -123,7 +123,7 @@ namespace zfoo {
                         "writeIndex[" + std::to_string(writeIndex) + "] out of bounds exception: readOffset: " +
                         std::to_string(readOffset) +
                         ", writeOffset: " + std::to_string(writeOffset) +
-                        "(expected: 0 <= readOffset <= writeOffset <= capacity:" + std::to_string(max_capacity);
+                        "(expected: 0 <= readOffset <= writeOffset <= capacity:" + std::to_string(max_capacity)  + ")";
                 throw errorMessage;
             }
             writeOffset = writeIndex;
@@ -135,7 +135,7 @@ namespace zfoo {
                         "readIndex[" + std::to_string(readIndex) + "] out of bounds exception: readOffset: " +
                         std::to_string(readOffset) +
                         ", writeOffset: " + std::to_string(writeOffset) +
-                        "(expected: 0 <= readOffset <= writeOffset <= capacity:" + std::to_string(max_capacity);
+                        "(expected: 0 <= readOffset <= writeOffset <= capacity:" + std::to_string(max_capacity)  + ")";
                 throw errorMessage;
             }
             readOffset = readIndex;
diff --git a/protocol/src/test/csharp/zfoocs/Buffer/ByteBuffer.cs b/protocol/src/test/csharp/zfoocs/Buffer/ByteBuffer.cs
index a231ada00..143d463c3 100644
--- a/protocol/src/test/csharp/zfoocs/Buffer/ByteBuffer.cs
+++ b/protocol/src/test/csharp/zfoocs/Buffer/ByteBuffer.cs
@@ -92,7 +92,7 @@ public void SetWriteOffset(int writeIndex)
                 throw new Exception("writeIndex[" + writeIndex + "] out of bounds exception: readOffset: " +
                                     readOffset +
                                     ", writeOffset: " + writeOffset +
-                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length);
+                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length  + ")");
             }
             writeOffset = writeIndex;
         }
@@ -108,7 +108,7 @@ public void SetReadOffset(int readIndex)
             {
                 throw new Exception("readIndex[" + readIndex + "] out of bounds exception: readIndex: " + readOffset +
                                     ", writeOffset: " + writeOffset +
-                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length);
+                                    "(expected: 0 <= readOffset <= writeOffset <= capacity:" + buffer.Length + ")");
             }
             readOffset = readIndex;
         }
diff --git a/protocol/src/test/javascript/zfoojs/buffer/ByteBuffer.js b/protocol/src/test/javascript/zfoojs/buffer/ByteBuffer.js
index 2ecf9a469..82b8079e2 100644
--- a/protocol/src/test/javascript/zfoojs/buffer/ByteBuffer.js
+++ b/protocol/src/test/javascript/zfoojs/buffer/ByteBuffer.js
@@ -100,7 +100,7 @@ const ByteBuffer = function() {
         if (writeIndex > this.buffer.byteLength) {
             throw new Error('writeIndex out of bounds exception: readOffset: ' + this.readOffset +
             ', writeOffset: ' + this.writeOffset +
-            '(expected: 0 <= readOffset <= writeOffset <= capacity:' + this.buffer.byteLength) + ')';
+            '(expected: 0 <= readOffset <= writeOffset <= capacity:' + this.buffer.byteLength  + ')');
         }
         this.writeOffset = writeIndex;
     };