diff --git a/Documentation/User Manual Source/Release Notes Vecto3.x.pdf b/Documentation/User Manual Source/Release Notes Vecto3.x.pdf
index ed029d5c616bb9f6ffdedcac60bbaa879b679ff3..f5c86ddbcef258fdd7ea2435a699e1661c8010e2 100644
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diff --git a/Documentation/User Manual Source/Release Notes Vecto3.x.pptx b/Documentation/User Manual Source/Release Notes Vecto3.x.pptx
index 1fbdb61cf005a23c929ca0a90dcf144d0420452d..737f4eb1964cece32025967014dce2fd38489e89 100644
Binary files a/Documentation/User Manual Source/Release Notes Vecto3.x.pptx and b/Documentation/User Manual Source/Release Notes Vecto3.x.pptx differ
diff --git a/Documentation/User Manual/6-changelog/changelog.md b/Documentation/User Manual/6-changelog/changelog.md
index 9bc7db1af5e456c2a05c1fbf2cf973d28c5b4195..2d6299afe6cfb9c0b915fd324af01523623f76cf 100644
--- a/Documentation/User Manual/6-changelog/changelog.md	
+++ b/Documentation/User Manual/6-changelog/changelog.md	
@@ -15,6 +15,7 @@
     * [VECTO-639] - Failed to find operating point for braking power: cycle with low target speed (3km/h). allow driving with slipping clutch
     * [VECTO-640] - Exceeded max. iterations: driving fully-loaded vehicle steep uphill. fixed by allowing full-stop and drive off again
     * [VECTO-633] - unable to start VTP Mode simulation
+    * [VECTO-645] - Encountered error while validating Vecto output (generated by API) through Hashing tool for vehicle without retarder
    
 
 
diff --git a/Documentation/User Manual/help.html b/Documentation/User Manual/help.html
index b818e9cadf44fe5f4dc8fa91da678a053169e9e7..cfddefb9395b28a209ea0c0e4fed39ab9aee3124 100644
--- a/Documentation/User Manual/help.html	
+++ b/Documentation/User Manual/help.html	
@@ -6581,6 +6581,7 @@ CycleTime,UnknownCycleName,3600</code></pre>
 <li>[VECTO-639] - Failed to find operating point for braking power: cycle with low target speed (3km/h). allow driving with slipping clutch</li>
 <li>[VECTO-640] - Exceeded max. iterations: driving fully-loaded vehicle steep uphill. fixed by allowing full-stop and drive off again</li>
 <li>[VECTO-633] - unable to start VTP Mode simulation</li>
+<li>[VECTO-645] - Encountered error while validating Vecto output (generated by API) through Hashing tool for vehicle without retarder</li>
 </ul></li>
 </ul>
 <p><strong><em>Build 1079 (2017-12-15)</em></strong></p>